New Defender's Study Bible Notes
1:5 Adonijah. Adonijah was the fourth son of David, but both Amnon and Absalom were dead. Nothing is known of Chileab, his second son. Adonijah evidently thought he should succeed his father, even though both David and God Himself had chosen Solomon, the son of David’s favorite wife, Bathsheba, as the next king (I Chronicles 22:9,10; I Kings 1:13).