Ur life is not threatened, he dosnt abuse, and he takes care of d home financially if ur answers are yes den don't think of devoice, just sit him down calmly and talk is sense into hez head.
Domestic violence is the basic thing that attracts the word "Divorce" aside that every other thing can be handled through God who strengthens us, take it to God in prayers all the best.
Hmmmmm!! As for me, I would say seat him down and talk calmly to know what made him go out. You should have evidence of him cheating and ask if he has been using protection so that he doesn't pass diseases to you.