Bible Verses About Trust: Not in carnal weapons

And Saul clad David with his apparel, and he put a helmet of brass upon his head, and he clad him with a coat of mail.

And David girded his sword upon his apparel, and he assayed to go; for he had not proved it. And David said unto Saul, I cannot go with these; for I have not proved them. And David put them off him.

Then said David to the Philistine, Thou comest to me with a sword, and with a spear, and with a javelin: but I come to thee in the name of Jehovah of hosts, the God of the armies of Israel, whom thou hast defied.

For I will not trust in my bow, Neither shall my sword save me.

(for the weapons of our warfare are not of the flesh, but mighty before God to the casting down of strongholds);