Matthew 12:34 New American Standard Bible (NASB)
34 You brood of vipers, how can you, being evil, speak what is good? For the mouth speaks out of that which fills the heart.
Matthew 12:34 New International Version (NIV)
34 You brood of vipers, how can you who are evil say anything good? For the mouth speaks what the heart is full of.
New International Version (NIV)
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