11 distinct Greek words appear in this verse.

2 variant units attested by manuscript witnesses and modern critical editions.

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

• 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.
• 1Tim 1:6 — From which some having swerved have turned aside unto vain jangling;
• 1Tim 1:6 — From which some having swerved have turned aside unto vain jangling;
• 1Tim 1:7 — Desiring to be teachers of the law; understanding neither what they say, nor whereof they affirm.
• 1Tim 6:3 — If any man teach otherwise, and consent not to wholesome words, even the words of our Lord Jesus Christ, and to the doctrine which is according to godliness;
• 2Cor 11:3 — But I fear, lest by any means, as the serpent beguiled Eve through his subtilty, so your minds should be corrupted from the simplicity that is in Christ.
• 2Cor 11:13 — For such are false apostles, deceitful workers, transforming themselves into the apostles of Christ.
• 2Tim 3:8 — Now as Jannes and Jambres withstood Moses, so do these also resist the truth: men of corrupt minds, reprobate concerning the faith.
• 2Tim 3:13 — But evil men and seducers shall wax worse and worse, deceiving, and being deceived.
• Acts 11:2 — And when Peter was come up to Jerusalem, they that were of the circumcision contended with him,
• 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
• Col 2:4 — And this I say, lest any man should beguile you with enticing words.
• Col 4:11 — And Jesus, which is called Justus, who are of the circumcision. These only are my fellowworkers unto the kingdom of God, which have been a comfort unto me.
• 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;
• Gal 1:6 — I marvel that ye are so soon removed from him that called you into the grace of Christ unto another gospel:
• 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:
• Jas 1:26 — If any man among you seem to be religious, and bridleth not his tongue, but deceiveth his own heart, this man’s religion is vain.
• Prov 6:12 — A naughty person, a wicked man, walketh with a froward mouth.
• Prov 12:11 — He that tilleth his land shall be satisfied with bread: but he that followeth vain persons is void of understanding.
• Prov 15:28 — The heart of the righteous studieth to answer: but the mouth of the wicked poureth out evil things.
• Prov 18:21 — Death and life are in the power of the tongue: and they that love it shall eat the fruit thereof.
• Ps 63:11 — But the king shall rejoice in God; every one that sweareth by him shall glory: but the mouth of them that speak lies shall be stopped.
• Rom 16:17 — Now I beseech you, brethren, mark them which cause divisions and offences contrary to the doctrine which ye have learned; and avoid them.
• Rom 16:18 — For they that are such serve not our Lord Jesus Christ, but their own belly; and by good words and fair speeches deceive the hearts of the simple.