16 distinct Greek words appear in this verse.

• Light and Darkness
• Sin
• Truth

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

• 1Cor 1:18 — For the preaching of the cross is to them that perish foolishness; but unto us which are saved it is the power of God.
• 1Cor 2:14 — But the natural man receiveth not the things of the Spirit of God: for they are foolishness unto him: neither can he know them, because they are spiritually discerned.
• 1Cor 3:18 — Let no man deceive himself. If any man among you seemeth to be wise in this world, let him become a fool, that he may be wise.
• 1John 2:11 — But he that hateth his brother is in darkness, and walketh in darkness, and knoweth not whither he goeth, because that darkness hath blinded his eyes.
• 2Cor 3:14 — But their minds were blinded: for until this day remaineth the same vail untaken away in the reading of the old testament; which vail is done away in Christ.
• Eccl 2:13 — Then I saw that wisdom excelleth folly, as far as light excelleth darkness.
• Eph 4:18 — Having the understanding darkened, being alienated from the life of God through the ignorance that is in them, because of the blindness of their heart:
• Eph 5:8 — For ye were sometimes darkness, but now are ye light in the Lord: walk as children of light:
• Gen 3:5 — For God doth know that in the day ye eat thereof, then your eyes shall be opened, and ye shall be as gods, knowing good and evil.
• Isa 5:20 — Woe unto them that call evil good, and good evil; that put darkness for light, and light for darkness; that put bitter for sweet, and sweet for bitter!
• Isa 8:20 — To the law and to the testimony: if they speak not according to this word, it is because there is no light in them.
• Isa 8:20 — To the law and to the testimony: if they speak not according to this word, it is because there is no light in them.
• Isa 44:18 — They have not known nor understood: for he hath shut their eyes, that they cannot see; and their hearts, that they cannot understand.
• Jer 4:22 — For my people is foolish, they have not known me; they are sottish children, and they have none understanding: they are wise to do evil, but to do good they have no knowledge.
• Jer 8:8 — How do ye say, We are wise, and the law of the LORD is with us? Lo, certainly in vain made he it; the pen of the scribes is in vain.
• John 9:39 — And Jesus said, For judgment I am come into this world, that they which see not might see; and that they which see might be made blind.
• Luke 8:10 — And he said, Unto you it is given to know the mysteries of the kingdom of God: but to others in parables; that seeing they might not see, and hearing they might not understand.
• Mark 7:22 — Thefts, covetousness, wickedness, deceit, lasciviousness, an evil eye, blasphemy, pride, foolishness:
• Mark 7:22 — Thefts, covetousness, wickedness, deceit, lasciviousness, an evil eye, blasphemy, pride, foolishness:
• Matt 6:22 — The light of the body is the eye: if therefore thine eye be single, thy whole body shall be full of light.
• Matt 20:15 — Is it not lawful for me to do what I will with mine own? Is thine eye evil, because I am good?
• Matt 20:15 — Is it not lawful for me to do what I will with mine own? Is thine eye evil, because I am good?
• Matt 23:16 — Woe unto you, ye blind guides, which say, Whosoever shall swear by the temple, it is nothing; but whosoever shall swear by the gold of the temple, he is a debtor!
• Prov 26:12 — Seest thou a man wise in his own conceit? there is more hope of a fool than of him.
• Rev 3:17 — Because thou sayest, I am rich, and increased with goods, and have need of nothing; and knowest not that thou art wretched, and miserable, and poor, and blind, and naked:
• Rom 1:22 — Professing themselves to be wise, they became fools,
• Rom 1:22 — Professing themselves to be wise, they became fools,
• Rom 2:17 — Behold, thou art called a Jew, and restest in the law, and makest thy boast of God,
• Rom 2:19 — And art confident that thou thyself art a guide of the blind, a light of them which are in darkness,