18 distinct Greek words appear in this verse.

• Faith
• Idolatry
• Truth

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

• 1John 2:18 — Little children, it is the last time: and as ye have heard that antichrist shall come, even now are there many antichrists; whereby we know that it is the last time.
• 1John 4:1 — Beloved, believe not every spirit, but try the spirits whether they are of God: because many false prophets are gone out into the world.
• 1Kgs 22:22 — And the LORD said unto him, Wherewith? And he said, I will go forth, and I will be a lying spirit in the mouth of all his prophets. And he said, Thou shalt persuade him, and prevail also: go forth, an
• 1Tim 1:19 — Holding faith, and a good conscience; which some having put away concerning faith have made shipwreck:
• 1Tim 4:2 — Speaking lies in hypocrisy; having their conscience seared with a hot iron;
• 1Tim 6:5 — Perverse disputings of men of corrupt minds, and destitute of the truth, supposing that gain is godliness: from such withdraw thyself.
• 1Tim 6:5 — Perverse disputings of men of corrupt minds, and destitute of the truth, supposing that gain is godliness: from such withdraw thyself.
• 2Cor 11:13 — For such are false apostles, deceitful workers, transforming themselves into the apostles of Christ.
• 2Cor 13:5 — Examine yourselves, whether ye be in the faith; prove your own selves. Know ye not your own selves, how that Jesus Christ is in you, except ye be reprobates?
• 2Pet 2:1 — But there were false prophets also among the people, even as there shall be false teachers among you, who privily shall bring in damnable heresies, even denying the Lord that bought them, and bring up
• 2Pet 2:14 — Having eyes full of adultery, and that cannot cease from sin; beguiling unstable souls: an heart they have exercised with covetous practices; cursed children:
• 2Thess 2:9 — Even him, whose coming is after the working of Satan with all power and signs and lying wonders,
• 2Thess 2:9 — Even him, whose coming is after the working of Satan with all power and signs and lying wonders,
• 2Tim 3:9 — But they shall proceed no further: for their folly shall be manifest unto all men, as theirs also was.
• 2Tim 3:13 — But evil men and seducers shall wax worse and worse, deceiving, and being deceived.
• 2Tim 4:15 — Of whom be thou ware also; for he hath greatly withstood our words.
• 2Tim 4:15 — Of whom be thou ware also; for he hath greatly withstood our words.
• Acts 8:21 — Thou hast neither part nor lot in this matter: for thy heart is not right in the sight of God.
• Acts 13:8 — But Elymas the sorcerer (for so is his name by interpretation) withstood them, seeking to turn away the deputy from the faith.
• Acts 13:8 — But Elymas the sorcerer (for so is his name by interpretation) withstood them, seeking to turn away the deputy from the faith.
• Acts 15:24 — Forasmuch as we have heard, that certain which went out from us have troubled you with words, subverting your souls, saying, Ye must be circumcised, and keep the law: to whom we gave no such commandme
• Acts 16:16 — And it came to pass, as we went to prayer, a certain damsel possessed with a spirit of divination met us, which brought her masters much gain by soothsaying:
• Eccl 9:18 — Wisdom is better than weapons of war: but one sinner destroyeth much good.
• Eph 4:14 — That we henceforth be no more children, tossed to and fro, and carried about with every wind of doctrine, by the sleight of men, and cunning craftiness, whereby they lie in wait to deceive;
• Exod 7:11 — Then Pharaoh also called the wise men and the sorcerers: now the magicians of Egypt, they also did in like manner with their enchantments.
• Exod 7:11 — Then Pharaoh also called the wise men and the sorcerers: now the magicians of Egypt, they also did in like manner with their enchantments.
• Exod 7:22 — And the magicians of Egypt did so with their enchantments: and Pharaoh’s heart was hardened, neither did he hearken unto them; as the LORD had said.
• Exod 8:7 — And the magicians did so with their enchantments, and brought up frogs upon the land of Egypt.
• Exod 8:18 — And the magicians did so with their enchantments to bring forth lice, but they could not: so there were lice upon man, and upon beast.
• Ezek 13:20 — Wherefore thus saith the Lord GOD; Behold, I am against your pillows, wherewith ye there hunt the souls to make them fly, and I will tear them from your arms, and will let the souls go, even the souls
• Gal 1:7 — Which is not another; but there be some that trouble you, and would pervert the gospel of Christ.
• Gal 2:4 — And that because of false brethren unawares brought in, who came in privily to spy out our liberty which we have in Christ Jesus, that they might bring us into bondage:
• Jer 28:1 — And it came to pass the same year, in the beginning of the reign of Zedekiah king of Judah, in the fourth year, and in the fifth month, that Hananiah the son of Azur the prophet, which was of Gibeon,
• Jude 1:18 — How that they told you there should be mockers in the last time, who should walk after their own ungodly lusts.
• Matt 23:13 — But woe unto you, scribes and Pharisees, hypocrites! for ye shut up the kingdom of heaven against men: for ye neither go in yourselves, neither suffer ye them that are entering to go in.
• Prov 22:12 — The eyes of the LORD preserve knowledge, and he overthroweth the words of the transgressor.
• Rev 2:6 — But this thou hast, that thou hatest the deeds of the Nicolaitanes, which I also hate.
• Rev 2:14 — But I have a few things against thee, because thou hast there them that hold the doctrine of Balaam, who taught Balac to cast a stumblingblock before the children of Israel, to eat things sacrificed u
• Rev 2:20 — Notwithstanding I have a few things against thee, because thou sufferest that woman Jezebel, which calleth herself a prophetess, to teach and to seduce my servants to commit fornication, and to eat th
• Rev 9:4 — And it was commanded them that they should not hurt the grass of the earth, neither any green thing, neither any tree; but only those men which have not the seal of God in their foreheads.