¹⁸ But the things that come out of a person’s mouth come from the heart,^(A) and these defile them.

²⁹ Do not let any unwholesome talk come out of your mouths,^(A) but only what is helpful for building others up^(B) according to their needs, that it may benefit those who listen.

³⁴ You brood of vipers,^(A) how can you who are evil say anything good? For the mouth speaks^(B) what the heart is full of.