13 distinct Greek words appear in this verse.

• Faith
• Light and Darkness
• Redemption

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

• 1John 1:1 — That which was from the beginning, which we have heard, which we have seen with our eyes, which we have looked upon, and our hands have handled, of the Word of life;
• 1John 1:6 — If we say that we have fellowship with him, and walk in darkness, we lie, and do not the truth:
• 1John 2:8 — Again, a new commandment I write unto you, which thing is true in him and in you: because the darkness is past, and the true light now shineth.
• 1John 2:8 — Again, a new commandment I write unto you, which thing is true in him and in you: because the darkness is past, and the true light now shineth.
• 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.
• 2Sam 22:29 — For thou art my lamp, O LORD: and the LORD will lighten my darkness.
• Acts 3:22 — For Moses truly said unto the fathers, A prophet shall the Lord your God raise up unto you of your brethren, like unto me; him shall ye hear in all things whatsoever he shall say unto you.
• Acts 26:18 — To open their eyes, and to turn them from darkness to light, and from the power of Satan unto God, that they may receive forgiveness of sins, and inheritance among them which are sanctified by faith t
• Eph 5:8 — For ye were sometimes darkness, but now are ye light in the Lord: walk as children of light:
• Eph 5:14 — Wherefore he saith, Awake thou that sleepest, and arise from the dead, and Christ shall give thee light.
• Gal 3:22 — But the scripture hath concluded all under sin, that the promise by faith of Jesus Christ might be given to them that believe.
• Isa 9:2 — The people that walked in darkness have seen a great light: they that dwell in the land of the shadow of death, upon them hath the light shined.
• Isa 42:7 — To open the blind eyes, to bring out the prisoners from the prison, and them that sit in darkness out of the prison house.
• Isa 42:15 — I will make waste mountains and hills, and dry up all their herbs; and I will make the rivers islands, and I will dry up the pools.
• Isa 50:10 — Who is among you that feareth the LORD, that obeyeth the voice of his servant, that walketh in darkness, and hath no light? let him trust in the name of the LORD, and stay upon his God.
• Isa 60:1 — Arise, shine; for thy light is come, and the glory of the LORD is risen upon thee.
• Job 29:3 — When his candle shined upon my head, and when by his light I walked through darkness;
• John 1:4 — In him was life; and the life was the light of men.
• John 1:4 — In him was life; and the life was the light of men.
• John 1:9 — That was the true Light, which lighteth every man that cometh into the world.
• John 1:9 — That was the true Light, which lighteth every man that cometh into the world.
• John 3:19 — And this is the condemnation, that light is come into the world, and men loved darkness rather than light, because their deeds were evil.
• John 8:12 — Then spake Jesus again unto them, saying, I am the light of the world: he that followeth me shall not walk in darkness, but shall have the light of life.
• John 8:12 — Then spake Jesus again unto them, saying, I am the light of the world: he that followeth me shall not walk in darkness, but shall have the light of life.
• John 9:5 — As long as I am in the world, I am the light of the world.
• John 9:5 — As long as I am in the world, I am the light of the world.
• 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.
• 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.
• John 12:35 — Then Jesus said unto them, Yet a little while is the light with you. Walk while ye have the light, lest darkness come upon you: for he that walketh in darkness knoweth not whither he goeth.
• John 12:35 — Then Jesus said unto them, Yet a little while is the light with you. Walk while ye have the light, lest darkness come upon you: for he that walketh in darkness knoweth not whither he goeth.
• Luke 1:76 — And thou, child, shalt be called the prophet of the Highest: for thou shalt go before the face of the Lord to prepare his ways;
• Luke 1:79 — To give light to them that sit in darkness and in the shadow of death, to guide our feet into the way of peace.
• Luke 2:32 — A light to lighten the Gentiles, and the glory of thy people Israel.
• Luke 4:18 — The Spirit of the Lord is upon me, because he hath anointed me to preach the gospel to the poor; he hath sent me to heal the brokenhearted, to preach deliverance to the captives, and recovering of sig
• Luke 11:33 — No man, when he hath lighted a candle, putteth it in a secret place, neither under a bushel, but on a candlestick, that they which come in may see the light.
• Mal 4:2 — But unto you that fear my name shall the Sun of righteousness arise with healing in his wings; and ye shall go forth, and grow up as calves of the stall.
• Mark 16:16 — He that believeth and is baptized shall be saved; but he that believeth not shall be damned.
• Matt 4:16 — The people which sat in darkness saw great light; and to them which sat in the region and shadow of death light is sprung up.
• Ps 36:9 — For with thee is the fountain of life: in thy light shall we see light.
• Ps 88:6 — Thou hast laid me in the lowest pit, in darkness, in the deeps.