Then David said to the Philistine, “You come to me with a sword and with a spear and with a javelin, but I come to you in the name of the LORD of hosts, the God of the armies of Israel, whom you have defied.
We are now coming near this famous combat, and have in these verses the preparations and remonstrances made on both sides. I. The preparations made on both sides for the encounter. The Philistine was already fixed, as he had been daily for the last forty days. Well might he go with his armour, for he had sufficiently proved it.
Commenting on 1 Samuel 17:40-47
Then said David to the Philistine,.... In answer to the contempt he held him in, and to the threatening words he gave him: thou comest to me with a sword, and with a spear, and with a shield; the word for "shield" is not the same with that so rendered, Sa1 17:41; which his armourbearer carried before him, but with that translated a "target", which...
Thou comest to me with a sword - I come to thee with the name (בשם beshem) of Jehovah of hosts; the God of the armies of Israel. What Goliath expected from his arms, David expected from the ineffable name.