Proverbs 11:9 KJV
An hypocrite with his mouth destroyeth his neighbour: but through knowledge shall the just be delivered.
Proverbs 11:7–11 KJV Chapter Context
7
When a wicked man dieth, his expectation shall perish: and the hope of unjust men perisheth.
8
The righteous is delivered out of trouble, and the wicked cometh in his stead.
9
An hypocrite with his mouth destroyeth his neighbour: but through knowledge shall the just be delivered.
10
When it goeth well with the righteous, the city rejoiceth: and when the wicked perish, there is shouting.
11
By the blessing of the upright the city is exalted: but it is overthrown by the mouth of the wicked.