19 distinct Greek words appear in this verse.

• Light and Darkness
• Love
• Truth

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

• 1John 3:14 — We know that we have passed from death unto life, because we love the brethren. He that loveth not his brother abideth in death.
• 1John 3:23 — And this is his commandment, That we should believe on the name of his Son Jesus Christ, and love one another, as he gave us commandment.
• 1John 4:11 — Beloved, if God so loved us, we ought also to love one another.
• 1John 4:21 — And this commandment have we from him, That he who loveth God love his brother also.
• 1Thess 5:4 — But ye, brethren, are not in darkness, that that day should overtake you as a thief.
• 1Thess 5:4 — But ye, brethren, are not in darkness, that that day should overtake you as a thief.
• 2Cor 4:4 — In whom the god of this world hath blinded the minds of them which believe not, lest the light of the glorious gospel of Christ, who is the image of God, should shine unto them.
• 2Cor 4:4 — In whom the god of this world hath blinded the minds of them which believe not, lest the light of the glorious gospel of Christ, who is the image of God, should shine unto them.
• 2Cor 8:9 — For ye know the grace of our Lord Jesus Christ, that, though he was rich, yet for your sakes he became poor, that ye through his poverty might be rich.
• 2Tim 1:10 — But is now made manifest by the appearing of our Saviour Jesus Christ, who hath abolished death, and hath brought life and immortality to light through the gospel:
• Acts 17:30 — And the times of this ignorance God winked at; but now commandeth all men every where to repent:
• 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
• 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
• Col 1:13 — Who hath delivered us from the power of darkness, and hath translated us into the kingdom of his dear Son:
• Eph 5:1 — Be ye therefore followers of God, as dear children;
• Eph 5:8 — For ye were sometimes darkness, but now are ye light in the Lord: walk as children of light:
• Eph 5:8 — For ye were sometimes darkness, but now are ye light in the Lord: walk as children of light:
• Gal 6:2 — Bear ye one another’s burdens, and so fulfil the law of Christ.
• Gen 1:3 — And God said, Let there be light: and there was light.
• 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 60:1 — Arise, shine; for thy light is come, and the glory of the LORD is risen upon thee.
• 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 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 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.
• John 12:46 — I am come a light into the world, that whosoever believeth on me should not abide in darkness.
• John 12:46 — I am come a light into the world, that whosoever believeth on me should not abide in darkness.
• John 13:34 — A new commandment I give unto you, That ye love one another; as I have loved you, that ye also love one another.
• John 15:1 — I am the true vine, and my Father is the husbandman.
• John 15:12 — This is my commandment, That ye love one another, as I have loved you.
• 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 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
• 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.
• 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.
• 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 27:1 — The LORD is my light and my salvation; whom shall I fear? the LORD is the strength of my life; of whom shall I be afraid?
• Ps 36:9 — For with thee is the fountain of life: in thy light shall we see light.
• Ps 84:11 — For the LORD God is a sun and shield: the LORD will give grace and glory: no good thing will he withhold from them that walk uprightly.