'Gain' in the Bible

I will not punish your daughters when they play the prostituteOr your brides when they commit adultery,For the men themselves slip away with prostitutes,And they offer sacrifices with temple prostitutes [who give their bodies in honor of the idol].So the people without understanding [stumble and fall and] come to ruin.

Ephraim boasts, "I am very rich! I have become wealthy! In all that I have done to gain my wealth, no one can accuse me of any offense that is actually sinful."

Jacob fled into the land of Aram; Israel served there to obtain his wife, tending sheep to gain his wife.