Jamieson, Fausset and Brown on 1 Kings 2:13-18

13-18. Adonijah ... came to Bath-sheba--Her question to him betrays an apprehension which his recent conduct might well warrant; but his pious acknowledgment of the divine will seemed apparently to indicate so entire an acquiescence in the settlement of the succession [1Ki 2:15], that, in her womanly simplicity, she perceived not the deep cunning and evil design that was concealed under his request and readily undertook to promote his wishes.