'Whenever' in the Bible

and if any one is hungry, at home let him eat, that to judgment ye may not come together; and the rest, whenever I may come, I shall arrange.

What then is it, brethren? whenever ye may come together, each of you hath a psalm, hath a teaching, hath a tongue, hath a revelation, hath an interpretation? let all things be for building up;

and whenever I may come, whomsoever ye may approve, through letters, these I will send to carry your favour to Jerusalem;