1 Samuel 17:39
And David girded his sword on his armor, and he tried to go. But he had not tested it. And David said to Saul, I cannot go with these, for I have not tested them. And David put them off him.
Hosea 1:7
But I will have mercy on the house of Judah, and will save them by Jehovah their God, and will not save them by bow, nor by sword, nor by battle, by horses, nor by horsemen.
Zechariah 4:6
Then he answered and spoke to me, saying, This is the Word of Jehovah to Zerubbabel, saying, Not by might, nor by power, but by My Spirit, says Jehovah of Hosts.
2 Corinthians 10:4-5
For the weapons of our warfare are not fleshly, but mighty through God to the pulling down of strongholds,