Verses with the word knives in the Old Testament (5 verses):
Joshua 5:2
At that time the LORD said unto Joshua, Make thee sharp knives, and circumcise again the children of Israel the second time.
Joshua 5:3
And Joshua made him sharp knives, and circumcised the children of Israel at the hill of the foreskins.
1 Kings 18:28
And they cried aloud, and cut themselves after their manner with knives and lancets, till the blood gushed out upon them.
Ezra 1:9
And this is the number of them: thirty chargers of gold, a thousand chargers of silver, nine and twenty knives,
Proverbs 30:14
There is a generation, whose teeth are as swords, and their jaw teeth as knives, to devour the poor from off the earth, and the needy from among men.