And David came to Saul, and stood before him: and he loved him greatly; and he became his armourbearer.
David came to Saul. Providence thus prepared David for his destiny, by placing him in a way to become David came to Saul. Providence thus prepared David for his destiny, by placing him in a way to become acquainted with the manners of the court, the business of government, and the general state of the kingdom.
Became his armour-bearer. This choice, as being an expression of the king's partiality, shows how honourable the office was held to be.