The Arum-Chessu of Nigeria

The Arum-Chessu of Nigeria, numbering approximately 11,500 people, are No Longer Unreached. They are a small Indigenous ethnolinguistic people group in north-central Nigeria, united by the Arum (Alumu‑Tesu) language, a shared village‑based culture, and a history shaped by Middle Belt resilience amid larger regional powers. They mostly adhere to Ethnoreligion and Alumu-Tesu is their primary language.

Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Arum-Chessu

Fast Facts:

Affinity Group: Sub-Saharan African Peoples
Country: Nigeria
People Cluster: Benue
Primary Language(s): Alumu-Tesu (aab)
Primary Religion(s): Ethnoreligion
Population: 11,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical
People Group ID: PG013643
View on Joshua Project

Pray for the Arum-Chessu of Nigeria

Join others around the world in praying for the lost to be saved, the gospel to advance, the global Church to grow, and for laborers to be sent out and sustained in the harvest.

Dig Deeper (Religion):

Primary Religion: Ethnoreligion
Religious Affiliation: Ethnoreligion

55%
%
Ethnoreligion Adherents

Dig Deeper (Language):

Primary Language: Alumu-Tesu
Language Family: Atlantic-Congo

100%
%
Arum Speakers

Media Resources in Alumu-Tesu:

Films:

No film resources are listed for this language.

Bible Resources in Alumu-Tesu:

No Bible resources are listed for this language.

Or check out the Alumu-Tesu bible at Bible.com

Linked from YouVersion

SPI: No longer Unreached

The Arum-Chessu are No Longer Unreached, which means there are more than 2% evangelical Christian populations and there are churches consistent with evangelical faith and practice. There is still more to be done among them.

Next steps for the Arum-Chessu:
Empower local believers to begin praying for their own people
Continue gospel seed sowing and church planting
Encourage local leaders to being leading church planting strategy and looking for Unreached and Unengaged groups nearby

Pray specifically for the Arum-Chessu of Nigeria

While he was coming, the demon threw him to the ground and convulsed him. But Jesus rebuked the unclean spirit and healed the boy, and gave him back to his father.
readLuke 9:42

Pray that those who are living outside of the hope of the gospel will know and trust that Jesus offers freedom from the oppression of sin and hope in eternal life.

Oh how I love your law! It is my meditation all the day.
readPsalm 119:97

Pray that the lost will have access to God's Word in their language and treasure it deeply, meditating on God's promises and precepts.

He will swallow up death forever; and the Lord GOD will wipe away tears from all faces, and the reproach of his people he will take away from all the earth, for the LORD has spoken.
readIsaiah 25:8

Pray that as people place their faith in Christ, they will rejoice in the hope of the Lord's coming, when He will swallow up death forever and wipe away their tears.

Now when they heard of the resurrection of the dead, some mocked. But others said, “We will hear you again about this.”
readActs 17:32

Ask God to give those He sends to cross cultures wisdom and discernment as they engage in spiritual conversations with those who are curious about the gospel.

Arum-Chessu Across Countries (ROP3 - 100531) reported in the following countries:

Strategic Progress Index
All

1 people group

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

Peoplegroups.org relies on updates from the field and other organizations for much of our data, so if you have any updates, please contact us. We use various international naming standards. For a list of these standards and fields, visit our Data Standards section.

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