The traditions and doctrines of men make the Word of God of none effect

 The traditions of men

“Making the word of God of none effect through your tradition, which ye have delivered: and many such like things do ye.” (Mark 7:13 KJV)

The commandments of men

“This people honors me with their lips, but their heart is far from me; in vain do they worship me, teaching as doctrines the commandments of men...” (Mark 7:9 ESV)

Don’t break God’s commandments for the sake of your tradition

“He answered them, “And why do you break the commandment of God for the sake of your tradition?” (Matt. 15:3 ESV)

Don’t be tossed to a fro by every wind of doctrine

“So that we may no longer be children, tossed to and fro by the waves and carried about by every wind of doctrine, by human cunning, by craftiness in deceitful schemes.” (Eph. 4:14 ESV)

Have nothing to do with irreverent myths

“Have nothing to do with irreverent, silly myths. Rather train yourself for godliness.” (1 Tim. 4:7 ESV)

“Preach the word; be ready in season and out of season; reprove, rebuke, and exhort, with complete patience and teaching. For the time is coming when people will not endure sound teaching, but having itching ears they will accumulate for themselves teachers to suit their own passions, and will turn away from listening to the truth and wander off into myths.” (2 Tim. 4:2 ESV)

Hold firm to the trustworthy word in sound doctrine

“He must hold firm to the trustworthy word as taught, so that he may be able to give instruction in sound doctrine and also to rebuke those who contradict it.” (Titus 1:9 ESV)

Watch yourself and the teaching

“Keep a close watch on yourself and on the teaching. Persist in this, for by so doing you will save both yourself and your hearers.” (1 Tim. 4:16 ESV)