Bori Spirits (Iskoki)

Hausaland stretches across northern Nigeria and into southern Niger, a savanna region of walled cities, long-distance trade, and Islam so established that the muezzin’s call has been heard there for six centuries. Beneath the Islamic surface, another system persists. It was here before the Quran arrived, and the Quran has not dislodged it.

The Hausa call the spirits Iskoki. The singular is Iska, wind. The spirits are wind: invisible, felt, capable of entering the body and displacing the person inside. The system for managing them is called Bori.

The City of Jangare

The Iskoki live in a spirit city called Jangare. It has walls, a market, a palace, and a political structure. The chief of all spirits is Sarkin Aljan Suleimanu, the “King of the Djinn, Solomon.” The name is not accidental. Islamic tradition holds that the prophet Suleiman (Solomon) had power over the djinn. The Hausa spirit king took his name, positioning the entire spirit court within an Islamic frame while maintaining a pre-Islamic identity.

Jangare is organized into twelve houses, each governing a different domain of human experience. There is a house of warriors, a house of hunters, a house of butchers, a house of lepers. Each house has its own chief, its own membership, and its own characteristics. The structure mirrors Hausa social organization in precise detail. The spirit world is not chaotic. It is a bureaucracy.

A.J.N. Tremearne, a British colonial officer who spent years studying Hausa religion, published The Ban of the Bori in 1914. He cataloged hundreds of individual spirits, their genealogies, their preferences, and their relationships. Tremearne was working at the border between documentation and surveillance; the British colonial administration wanted to understand Bori in order to control it. His data, whatever its motives, remains the most comprehensive early account.

The Ceremony

A Bori possession ceremony follows a fixed structure. Musicians play specific rhythmic patterns on drums, calabash rattles, and a one-stringed fiddle called a goge. Each spirit has its own rhythm, its own song, its own call. When the correct rhythm is played, the spirit responds. It “mounts” its host the way a rider mounts a horse. The Hausa term for the possessed person is mare or horse (plural dawakin Bori, “horses of the Bori”).

The possessed person changes. Their voice shifts. Their posture transforms. They take on the physical characteristics of the spirit: a warrior spirit causes the host to swagger and demand weapons; a leper spirit causes the host to crawl and curl their fingers. The possession is not abstract. The spirit’s identity is performed in specific, recognizable detail.

The Inna, the high priestess, presides over the ceremony. She manages the spirits, ensuring that each one is properly received, honored, and dismissed. She knows which songs bring which spirits and which offerings please them. The Inna’s role is part theologian, part stage manager, part therapist.

Islam and the Spirits

Islam came to Hausaland through trans-Saharan trade routes, established firmly by the fourteenth and fifteenth centuries. The Bori spirits did not disappear. They converted.

The spirit taxonomy split into two categories. The Farfaru, or “white” spirits, were said to have accepted Islam. They were relatively benign, associated with piety and order. The Babbaku, or “black” spirits, rejected Islam. They were wild, dangerous, pagan. The division followed the same logic as the human world: some people converted and some did not. The spirits mirrored the choice.

This adaptation was clever. It allowed the spirit system to coexist with Islam by partially Islamizing itself. The chief spirit was named after Solomon. The white spirits observed Islamic protocols. The cult’s language incorporated Arabic terms. Bori was not opposing Islam. It was running alongside it.

The arrangement held until 1804. Usman dan Fodio, a Fulani scholar, launched a jihad that overthrew the Hausa city-states and established the Sokoto Caliphate. Dan Fodio’s movement targeted syncretic practices with particular fury. Bori was singled out. The new regime burned Bori shrines, banned possession ceremonies, and punished practitioners. The cult went underground.

The Women’s Network

The suppression did not kill Bori. It relocated it. The cult survived because women carried it.

Before the jihad, Bori had male and female practitioners. After the jihad imposed stricter gender segregation through the expansion of wife seclusion (kulle), Bori became primarily a women’s institution. Divorced women, sex workers, barren women, and others marginalized by the new Islamic social order found in Bori a community, a status system, and a spiritual identity that the mosque did not offer them.

Fremont Besmer’s Horses of the Gods (1983) documented this transformation in detail. The Bori ceremony became a space where women held authority: the Inna was the leader, the musicians followed her direction, and the spirits who mounted the practitioners spoke through female bodies. In a society where women’s public roles were constrained by Caliphate-era Islamic norms, Bori provided an alternative public sphere.

Adeline Masquelier’s Prayer Has Spoiled Everything (2001) traced the same pattern in Dogondoutchi, a town in southern Niger. She documented how Bori women navigated the tension between Islamic respectability and spiritual vocation, maintaining their practice under pressure from reformist Muslims who condemned it as paganism.

The Twelve Houses

The spirit houses of Jangare each contain specific spirits with defined roles.

The First House is the house of the chief, Sarkin Aljan Suleimanu. The Second House belongs to the warriors. The Third holds the hunters. The Fourth is the house of lepers, headed by Kuturu, one of the most complex spirits in the entire system. The remaining houses govern butchers, blacksmiths, praise-singers, and other occupational groups that mirror Hausa social structure.

Each spirit within a house has a name, a genealogy, preferred foods, a favorite color, and a specific drum pattern. The system is encyclopedic. A trained Inna can identify which spirit is present by watching the possessed person’s movements, listening to the voice, and noting which offerings the spirit demands.

The mirror between spirit society and human society is the most striking feature. The spirits are not alien. They are organized the same way the Hausa organize themselves: by occupation, by rank, by lineage. They have the same social problems. They quarrel over status, conduct love affairs, and hold grudges across generations. The spirit world is not an escape from human society. It is human society seen in a different light.

What Persists

Bori has not vanished. In northern Nigeria and southern Niger, ceremonies continue. The musicians still play. The Inna still presides. Reformist Islamic movements, including Salafist groups that grew in influence from the 1980s onward, have condemned Bori with renewed intensity. The pressure has increased. The practice has adapted.

Some practitioners now frame Bori ceremonies as “cultural performances” rather than religious rituals, a strategy that provides cover in an increasingly conservative environment. Others maintain the full religious dimension privately. The spirits, as Masquelier documented, have not left. They have gone indoors.

The Haitian Vodou lwa (spirits) share structural parallels with the Bori Iskoki: organized spirit courts, possession as primary mode of interaction, specific rhythms for each spirit, horse-and-rider metaphor for possession. Whether these parallels reflect West African origins carried across the Atlantic or independent developments in different contexts is debated. The Bori system’s influence on Caribbean and American spirit possession traditions is at least possible and, given the scale of the Hausa diaspora through the slave trade, difficult to rule out.

The drums still play in Jangare, and the city is still there, organized and hierarchical, waiting for the right rhythm to open the door.

Sources

Bibliography. The same list is held in the article’s frontmatter for the citation tools that read it programmatically.

• A.J.N. Tremearne, The Ban of the Bori: Demons and Demon-Dancing in West and North Africa (Heath, Cranton & Ouseley, 1914)
• Fremont E. Besmer, Horses of the Gods: An Ethnography of Hausa Spirit Possession (Indiana University Press, 1983)
• Adeline Masquelier, Prayer Has Spoiled Everything: Possession, Power, and Identity in an Islamic Town in Niger (Duke University Press, 2001)