8 distinct Greek words appear in this verse.

• Righteousness
• Sin
• Truth

2 passages from patristic writers, Reformers, and church catechisms citing this verse.

• 1Tim 1:5 — Now the end of the commandment is charity out of a pure heart, and of a good conscience, and of faith unfeigned:
• Col 3:16 — Let the word of Christ dwell in you richly in all wisdom; teaching and admonishing one another in psalms and hymns and spiritual songs, singing with grace in your hearts to the Lord.
• Col 4:6 — Let your speech be alway with grace, seasoned with salt, that ye may know how ye ought to answer every man.
• Deut 6:7 — And thou shalt teach them diligently unto thy children, and shalt talk of them when thou sittest in thine house, and when thou walkest by the way, and when thou liest down, and when thou risest up.
• Eph 4:29 — Let no corrupt communication proceed out of your mouth, but that which is good to the use of edifying, that it may minister grace unto the hearers.
• Job 8:10 — Shall not they teach thee, and tell thee, and utter words out of their heart?
• Josh 1:8 — This book of the law shall not depart out of thy mouth; but thou shalt meditate therein day and night, that thou mayest observe to do according to all that is written therein: for then thou shalt make
• Mal 3:16 — Then they that feared the LORD spake often one to another: and the LORD hearkened, and heard it, and a book of remembrance was written before him for them that feared the LORD, and that thought upon h
• Matt 12:34 — O generation of vipers, how can ye, being evil, speak good things? for out of the abundance of the heart the mouth speaketh.
• Matt 12:34 — O generation of vipers, how can ye, being evil, speak good things? for out of the abundance of the heart the mouth speaketh.
• Matt 13:52 — Then said he unto them, Therefore every scribe which is instructed unto the kingdom of heaven is like unto a man that is an householder, which bringeth forth out of his treasure things new and old.
• Matt 13:52 — Then said he unto them, Therefore every scribe which is instructed unto the kingdom of heaven is like unto a man that is an householder, which bringeth forth out of his treasure things new and old.
• Prov 10:20 — The tongue of the just is as choice silver: the heart of the wicked is little worth.
• Prov 12:6 — The words of the wicked are to lie in wait for blood: but the mouth of the upright shall deliver them.
• Prov 12:17 — He that speaketh truth sheweth forth righteousness: but a false witness deceit.
• Prov 15:4 — A wholesome tongue is a tree of life: but perverseness therein is a breach in the spirit.
• Prov 15:23 — A man hath joy by the answer of his mouth: and a word spoken in due season, how good is it!
• Prov 15:28 — The heart of the righteous studieth to answer: but the mouth of the wicked poureth out evil things.
• Prov 16:21 — The wise in heart shall be called prudent: and the sweetness of the lips increaseth learning.
• Prov 18:21 — Death and life are in the power of the tongue: and they that love it shall eat the fruit thereof.
• Prov 25:11 — A word fitly spoken is like apples of gold in pictures of silver.
• Ps 34:13 — Keep thy tongue from evil, and thy lips from speaking guile.
• Ps 37:30 — The mouth of the righteous speaketh wisdom, and his tongue talketh of judgment.
• Ps 37:30 — The mouth of the righteous speaketh wisdom, and his tongue talketh of judgment.
• Ps 45:1 — My heart is inditing a good matter: I speak of the things which I have made touching the king: my tongue is the pen of a ready writer.
• Ps 49:3 — My mouth shall speak of wisdom; and the meditation of my heart shall be of understanding.
• Ps 139:4 — For there is not a word in my tongue, but, lo, O LORD, thou knowest it altogether.
• Zech 8:17 — And let none of you imagine evil in your hearts against his neighbour; and love no false oath: for all these are things that I hate, saith the LORD.
• Zeph 3:9 — For then will I turn to the people a pure language, that they may all call upon the name of the LORD, to serve him with one consent.