1 Samuel 3:17 uses the same oath formula 'May God do so to you and more also' — Eli demanding full disclosure from Samuel.

1 Samuel 25:22 uses the same oath formula — David's vow against Nabal's house.

2 Samuel 3:9 repeats the same oath formula — Abner swearing to support David.

2 Samuel 3:35 uses the same oath formula — David swearing not to eat until evening.

2 Samuel 19:13 uses the same formula — David promising Amasa the command.

1 Kings 2:23 uses the same oath formula — Solomon swearing judgment on Adonijah.

1 Kings 19:2 uses the same oath formula — Jezebel threatening Elijah's life.

In 1 Kings 20:10, Ben-hadad uses the identical oath formula 'May the gods do so to me and more also' — a direct parallel to Ruth's vow.

In 2 Kings 6:31, King Joram swears with the same 'God do so to me and more also' formula — echoing Ruth's oath of commitment.

In 1 Samuel 14:44, Saul uses the same 'God do so to me and more also' oath — a direct verbal parallel to Ruth's vow.

In 1 Samuel 20:13, Jonathan swears with 'may the LORD do so to me and more also' — identical to Ruth's oath of loyalty.

In 2 Samuel 15:21, Ittai pledges to follow David in life and death — a close parallel to Ruth's vow to stay with Naomi until death.

Matthew 1:5 lists Ruth in Jesus' genealogy, revealing that her loyal vow led to her becoming an ancestor of the Messiah.