Cross reference
Job 33:3
3 My heart is overflowing with knowledge, my lips say what is true.
Job 27:4
4 Truly, there is no deceit in my lips, and my tongue does not say what is false.
Proverbs 20:15
15 There is gold and a store of corals: but the lips of knowledge are a jewel of great price.
1 Thessalonians 2:3-4
3 For our witness does not come from error or from an unclean heart or from deceit:
4 But even as the good news was given to us by the approval of God, so we give it out; not as pleasing men, but God by whom our hearts are tested.
Proverbs 15:7
7 The lips of the wise keep knowledge, but the heart of the foolish man is not right.
Proverbs 15:2
2 Knowledge is dropping from the tongue of the wise; but from the mouth of the foolish comes a stream of foolish words.
Proverbs 8:7-8
7 For good faith goes out of my mouth, and false lips are disgusting to me.
8 All the words of my mouth are righteousness; there is nothing false or twisted in them.
Psalms 37:30-31
30 The mouth of the good man says words of wisdom; the talk of his tongue is of righteousness.
31 The law of his God is in his heart; he will never make a false step.
Job 38:2
2 Who is this who makes the purpose of God dark by words without knowledge?
Job 36:3-4
3 I will get my knowledge from far, and I will give righteousness to my Maker.
4 For truly my words are not false; one who has all knowledge is talking with you.
Job 15:2
2 Will a wise man make answer with knowledge of no value, or will he give birth to the east wind?
Job 6:28
28 Now then, let your eyes be turned to me, for truly I will not say what is false to your face.