An eyewitness told the News Agency of Nigeria on Sunday that the gunmen went into the church during the 5:45 a.m mass and identified a particular man and shot him.
He said that they later went on rampage and shot at the remaining worshippers numbering over 100.
The source, however, said the priest of the church was not wounded in the incident. The total number of confirmed dead as at the time of this report is 11.
The Commissioner of Police in the state, Mr Garba Umar, confirmed the incidence, adding that more details would be given after investigations.