New Revised Standard Version
David strapped Saul’s sword over the armor, and he tried in vain to walk, for he was not used to them. Then David said to Saul, “I cannot walk with these; for I am not used to them.” So David removed them.

Contemporary English Version
David strapped on a sword and tried to walk around, but he was not used to wearing those things. "I can't move with all this stuff on," David said. "I'm just not used to it." David took off the armor

New American Bible
David also fastened Saul’s sword over the tunic. He walked with difficulty, however, since he had never worn armor before. He said to Saul, “I cannot go in these, because I am not used to them.” So he took them off.

Douay-Rheims Bible
And David having girded his sword upon his armour, began to try if he could walk in armour: for he was not accustomed to it. And David said to Saul: I cannot go thus, for I am not used to it. And he laid them off,

And David having girded his sword upon his armour, began to try if he could walk in armour: for he was not accustomed to it. And David said to Saul: I cannot go thus, for I am not used to it. And he laid them off,

put them off

Hosea 1:7 And I will have mercy on the house of Juda, and I will save them by the Lord, their God: and I will not save them by bow, nor by sword, nor by battle, nor by horses, nor by horsemen.

Zechariah 4:6 And he answered, and spoke to me, saying: This is the word of the Lord to Zorobabel, saying: Not with an army, nor by might, but by my spirit, saith the Lord of hosts.

2 Corinthians 10:4,5 For the weapons of our warfare are not carnal but mighty to God, unto the pulling down of fortifications, destroying counsels, . . .