OT-PROPHET-MINOR.filter - kjv mightily:

kjv@Jonah:3:8 @ But let man and beast be covered with sackcloth, and cry mightily unto God: yea, let them turn every one from his evil way, and from the violence that is in their hands.

kjv@Nahum:2:1 @ He that dasheth in pieces is come up before thy face: keep the munition, watch the way, make thy loins strong, fortify thy power mightily.