Then Judah said to Onan, “Have sexual relations with ¹  your brother’s wife and fulfill the duty of a brother-in-law to her so that you may raise ²  up a descendant for your brother.” ³ 

If brothers live together and one of them dies without having a son, the dead man’s wife must not remarry someone outside the family. Instead, her late husband’s brother must go to her, marry her, ¹  and perform the duty of a brother-in-law. ² 

Now Heber the Kenite had moved away ¹  from the Kenites, the descendants of Hobab, Moses’ father-in-law. He lived ²  near the great tree in Zaanannim near Kedesh.

But if the man does not want to marry his brother’s widow, then she ¹  must go to the elders at the town gate and say, “My husband’s brother refuses to preserve his brother’s name in Israel; he is unwilling to perform the duty of a brother-in-law to me!”

In King Rehoboam’s fifth year, King Shishak of Egypt attacked Jerusalem.

¹ Moses said to Hobab son of Reuel, the Midianite, Moses’ father-in-law, ²  “We are journeying to the place about which the Lord said, ‘I will give it to you.’ Come with us and we will treat you well, ³  for the Lord has promised good things ⁴  for Israel.”