Proverbs 25:18 KJV
A man that beareth false witness against his neighbour is a maul, and a sword, and a sharp arrow.
Proverbs 25:18, King James Version
In context
17 Withdraw thy foot from thy neighbour’s house; lest he be weary of thee, and so hate thee.
18 A man that beareth false witness against his neighbour is a maul, and a sword, and a sharp arrow.
19 Confidence in an unfaithful man in time of trouble is like a broken tooth, and a foot out of joint.