21 And she said, Let Abishag the Shunammite be given to Adonijah your brother as his wife.
1 Kings 2:21 Cross References - KJ2000
2 Samuel 16:21-22
21 And Ahithophel said unto Absalom, Go in unto your father’s concubines, which he has left to keep the house; and all Israel shall hear that you are abhorred by your father: then shall the hands of all that are with you be strong.
22 So they spread Absalom a tent upon the top of the house; and Absalom went in unto his father’s concubines in the sight of all Israel.
1 Kings 1:3
3 So they sought for a fair young woman throughout all the territory of Israel, and found Abishag a Shunammite, and brought her to the king.