Matthew 22:24-27

and asked Him, saying, Master, Moses said, If any man die, having no children, his brother shall marry his wife and raise up seed unto his brother.

2 Corinthians 1:23

But I call God to witness on my soul, that to spare you I came not as yet to Corinth:

Hebrews 6:16

For men swear by a greater Being, and an oath for confirmation is to them an end of all controversy.

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.

If he will

Bible References

If he will

Matthew 22:24
and asked Him, saying, Master, Moses said, If any man die, having no children, his brother shall marry his wife and raise up seed unto his brother.

The lord liveth

2 Corinthians 1:23
But I call God to witness on my soul, that to spare you I came not as yet to Corinth:
Hebrews 6:16
For men swear by a greater Being, and an oath for confirmation is to them an end of all controversy.