Original sentence: Items 8 and 9 are contradictory; therefore, one or more of the premises is false: either God does not exist, or he is not both omnipotent and all-benevolent
Edited sentence: Items 8 and 9 are contradictory; therefore, one or more of the premises is false: either God does not exist, or he is not both omnipotent and all-benevolent or there is an as yet unknown reason why He does not act immediately