Proverbs 11:9

9 An hypocrite with his mouth destroyeth his neighbour: but through knowledge shall the just be delivered.

Proverbs 11:9 In-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.
The King James Version is in the public domain.