2 Samuel 20:21
The matter is not so: but a man of mount Ephraim, Sheba the son of Bichri by name, hath lifted up his hand against the king, even against David: deliver him only, and I will depart from the city. And the woman said unto Joab, Behold, his head shall be thrown to thee over the wall.
Cross-reference
2 Samuel 20:1
Historical context
In 2 Samuel 20:1, Sheba's rebellion is introduced — here Joab names him, providing the backstory and context for the demand.
1 Samuel 24:6
Contrast
In 1 Samuel 24:6, David refuses to harm the Lord's anointed — the opposite of Sheba, who lifts his hand against David the anointed king.
1 Samuel 26:9
Contrast
In 1 Samuel 26:9, David says who can stretch out his hand against the Lord's anointed and be guiltless? — directly contrasts Sheba's rebellion.
Judges 20:13
Parallel
In Judges 20:13, Israel demands the Benjamites deliver the guilty men — exactly parallel to Joab demanding Sheba be handed over to end the siege.
1 Kings 11:27
Allusion
In 1 Kings 11:27, 'lifted up his hand against the king' uses the same phrase as Sheba's rebellion — a direct linguistic echo.