Nigeria, Feb. 27 -- A Christian cleric, Bulus Yikura, has appealed to the Nigerian government and the Christian Association of Nigeria (CAN) to negotiate with Boko Haram for his release, to stop the terrorists from executing him in seven days.

Mr Yikura made the appeal in a video clip recorded on Wednesday and released by the terrorist group.

Kneeling in front of a masked man holding a dagger, Mr Yikura begged for fast intervention to save his life.

The cleric, who identified himself as a worshipper at EYN LCC, said his appearance in the video was the last chance given to him to call for help.

Speaking in Hausa, Mr Yikura said the countdown to his execution started on February 24 and ends on March 4.

"My name is Bulus Yikura from EYN...