1 Kings 2:22

2:22 King Solomon answered his mother, Why do you ask Abishag the Shunammite for Adonijah? ask for him the kingdom also; for he is my elder brother; even for him, and for Abiathar the priest, and for Joab the son of Zeruiah.
-World English Bible

Other Translation

2:22 And king Solomon answered and said unto his mother, And why dost thou ask Abishag the Shunammite for Adonijah? ask for him the kingdom also; for he [is] mine elder brother; even for him, and for Abiathar the priest, and for Joab the son of Zeruiah.
-King James Version