King James Version
To the weak became I as weak, that I might gain the weak: I am made all things to all men, that I might by all means save some.New International Version
To the weak I became weak, to win the weak. I have become all things to all men so that by all possible means I might save some.Catholic Public Domain Version
To the weak, I became weak, so that I might gain the weak. To all, I became all, so that I might save all