Now then, be strong and courageous, for though Saul your lord is dead, the house of Judah has anointed me as their king.”
When Saul and Jonathan were dead, though David knew himself anointed to be king, and now saw his way very clear, yet he did not immediately send messengers through all the coasts of Israel to summon all people to come in and swear allegiance to him, upon pain of death, but proceeded leisurely; for he that believeth doth not make haste, but waits God's time...
Commenting on 2 Samuel 2:1-7
Now therefore let your hands be strengthened, and be ye valiant,.... And not be afraid of the Philistines, who might resent their conduct in taking away from them the bodies of Saul and his sons, whom they had hung up in triumph; and these men might fear they would bring their armies against them, and destroy them; but David bids them be of good heart...
Therefore now let your hands be strengthened, and be ye valiant: for your master Saul is dead, and also the house of Judah have anointed me king over them. (e) So that you shall not want a captain and a defender.