Ruth 3:13

Tarry this night, and it shall be in the morning, that if he will perform to thee the part of a kinsman, well; let him do the kinsman's part: but if he will not do the part of a kinsman to thee, then will I do the part of a kinsman to thee, as the LORD liveth: lie down until the morning.

Judges 8:19

And he said, They were my brethren, even the sons of my mother: as the LORD liveth, if ye had saved them alive, I would not slay you.

Ruth 4:5

Then said Boaz, What day thou buyest the field of the hand of Naomi, thou must buy it also of Ruth the Moabitess, the wife of the dead, to raise up the name of the dead upon his inheritance.

Jeremiah 4:2

And thou shalt swear, The LORD liveth, in truth, in judgment, and in righteousness; and the nations shall bless themselves in him, and in him shall they glory.

Deuteronomy 25:5-9

If brethren shall dwell together, and one of them shall die and have no child, the wife of the dead shall not marry without to a stranger: her husband's brother shall go in to her, and take her to him for a wife, and perform the duty of a husband's brother to her.

Ruth 2:20

And Naomi said to her daughter-in-law, Blessed be he of the LORD, who hath not left off his kindness to the living and to the dead. And Naomi said to her, The man is near of kin to us, one of our next kinsmen.

Matthew 22:24-27

Saying, Master, Moses said, If a man shall die, having no children, his brother shall marry his wife, and raise up seed to his brother.

2 Corinthians 1:23

Moreover, I call God for a witness upon my soul, that to spare you I have not as yet come to Corinth.

Hebrews 6:16

For men verily swear by the greater: and an oath for confirmation is to them an end of all contradiction.

Treasury of Scripture Knowledge

Summary

Tarry this night, and it shall be in the morning, that if he will perform unto thee the part of a kinsman, well; let him do the kinsman's part: but if he will not do the part of a kinsman to thee, then will I do the part of a kinsman to thee, as the LORD liveth: lie down until the morning.

Bible References

If he will

Ruth 2:20
And Naomi said to her daughter-in-law, Blessed be he of the LORD, who hath not left off his kindness to the living and to the dead. And Naomi said to her, The man is near of kin to us, one of our next kinsmen.
Ruth 4:5
Then said Boaz, What day thou buyest the field of the hand of Naomi, thou must buy it also of Ruth the Moabitess, the wife of the dead, to raise up the name of the dead upon his inheritance.
Deuteronomy 25:5
If brethren shall dwell together, and one of them shall die and have no child, the wife of the dead shall not marry without to a stranger: her husband's brother shall go in to her, and take her to him for a wife, and perform the duty of a husband's brother to her.
Matthew 22:24
Saying, Master, Moses said, If a man shall die, having no children, his brother shall marry his wife, and raise up seed to his brother.

The lord liveth

Judges 8:19
And he said, They were my brethren, even the sons of my mother: as the LORD liveth, if ye had saved them alive, I would not slay you.
Jeremiah 4:2
And thou shalt swear, The LORD liveth, in truth, in judgment, and in righteousness; and the nations shall bless themselves in him, and in him shall they glory.
2 Corinthians 1:23
Moreover, I call God for a witness upon my soul, that to spare you I have not as yet come to Corinth.
Hebrews 6:16
For men verily swear by the greater: and an oath for confirmation is to them an end of all contradiction.