If you need evidence in case this appears in a conversation in your daily life, US Congressman Scott Perry mentions this during the inaugural hearing of the Subcommittee on DOGE.

Some Nigerian media even shared this:

Former foreign affairs minister, Prof Bolaji Akinyemi, lent credence to the military chief's assertions during a February 17 interview on Arise TV.

"I served on the Boko Haram committee, and villagers consistently told us about helicopters flown by foreigners that kept landing in Borno with arms, ammunition, and cash," he said.