10 Bible Verses about Brothers in law

Then Judah said to Onan, "Go in to your brother's wife and perform the duty of a brother-in-law to her, and raise up offspring for your brother."

"If brothers dwell together, and one of them dies and has no son, the wife of the dead man shall not be married outside the family to a stranger. Her husband's brother shall go in to her and take her as his wife and perform the duty of a husband's brother to her.

And Moses said to Hobab the son of Reuel the Midianite, Moses' father-in-law, "We are setting out for the place of which the LORD said, 'I will give it to you.' Come with us, and we will do good to you, for the LORD has promised good to Israel." But he said to him, "I will not go. I will depart to my own land and to my kindred." And he said, "Please do not leave us, for you know where we should camp in the wilderness, and you will serve as eyes for us.read more.
And if you do go with us, whatever good the LORD will do to us, the same will we do to you."

And if the man does not wish to take his brother's wife, then his brother's wife shall go up to the gate to the elders and say, 'My husband's brother refuses to perpetuate his brother's name in Israel; he will not perform the duty of a husband's brother to me.'

Now Heber the Kenite had separated from the Kenites, the descendants of Hobab the father-in-law of Moses, and had pitched his tent as far away as the oak in Zaanannim, which is near Kedesh.

You shall not uncover the nakedness of your brother's wife; it is your brother's nakedness.

And Moses said to Hobab the son of Reuel the Midianite, Moses' father-in-law, "We are setting out for the place of which the LORD said, 'I will give it to you.' Come with us, and we will do good to you, for the LORD has promised good to Israel."

saying, "Teacher, Moses said, 'If a man dies having no children, his brother must marry the widow and raise up children for his brother.'

Moses went back to Jethro his father-in-law and said to him, "Please let me go back to my brothers in Egypt to see whether they are still alive." And Jethro said to Moses, "Go in peace."

And the descendants of the Kenite, Moses' father-in-law, went up with the people of Judah from the city of palms into the wilderness of Judah, which lies in the Negeb near Arad, and they went and settled with the people.