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.
and to one he gave five talents, to another two, and to another one, to each according to his ability, and went abroad.
And according as any one of the disciples was prospered, they determined every one of them to send relief to the brethren who dwelt in Judaea;