Genesis 19:31 References

31 Then the firstborn said to the younger, "Our father is old, and there is not a man on earth to acome in to us after the manner of the earth.

a Genesis 16:2, Genesis 16:4, Genesis 38:8, Deuteronomy 25:5

Genesis 16

2 So Sarai said to Abram, "Now behold, the Lord has prevented me from bearing children. aPlease go in to my maid; perhaps I will obtain children through her." And Abram listened to the voice of Sarai.

Genesis 16

4 He went in to Hagar, and she conceived; and when she saw that she had conceived, her mistress was despised in her sight.

Genesis 38

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

Deuteronomy 25

5 "When brothers live together and one of them dies and has no son, the wife of the deceased shall not be married outside the family to a strange man. aHer husband's brother shall go in to her and take her to himself as wife and perform the duty of a husband's brother to her.