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 several capacity; and immediately went abroad.
Then the disciples, as everyman had ability, determined every individual of them to send a sum to be distributed among the brethren who dwelt in Judea: