In AV 'ability' is either material (Le 27:8; Ezr 2:69; Ac 11:29) or personal (Da 1:4; Mt 25:15) capacity. The mod. meaning ('mental power') is not found in AV.
to one he gave five talents, to another two, to another one; to each one according to his own ability; and departed.
And they determined that each one of them should send to the ministry to the brethren dwelling in Judea, as each one of the disciples was prosperous;