Five churches have already been destroyed in the region of Omoria in the first three months of this year.
Several places of worship, including at least three churches, were destroyed and burnt down during the riots.
The man justified his actions by explaining that he wanted to take revenge for the alleged burning of a copy of the Koran.
The local priest invited the faithful to pray for the people responsible for this criminal act.
As in many other churches, the celebration of Masses has been temporarily interrupted in the context of the coronavirus epidemic.
Some people who were standing neareby managed to stop the flames before the firefighters arrived.
On February 23, 2020 Boko Haram terrorists killed many innocents and set fire to at least five churches in Adamawa.
If the outside fire was able to be extinguished, it has partly spread inside the church.