Mark 7:7

in vain do they worship me, teaching for doctrines the institutions of men."

Matthew 6:7

When you pray, be not verbose, as the heathen are: for they think they shall be heard for their loquaciousness.

Colossians 2:22

which yet were all made to be consumed for our use, notwithstanding the injunctions and doctrines of men:

Matthew 15:9

but in vain they worship me, teaching for doctrines the institutions of men."

1 Corinthians 15:14

and if Christ be not risen, then our preaching is empty talk, and your faith even meer amusement.

1 Corinthians 15:58

therefore, my beloved brethren, be ye inflexibly steady, and continually surpass others in the work of the Lord, knowing that he will not leave your christian labour unrewarded.

1 Timothy 4:1-3

Now the spirit says expresly, that in the latter times some shall abandon the faith, by giving credit to seducing spirits, and the doctrine concerning demons;

Titus 3:9

but avoid frivolous enquiries about genealogies, and vexatious disputes about the law; for they are unprofitable and vain.

James 1:26

If a person of an ungovernable tongue pretends to religion, he abuses himself: for his religion is meer illusion.

James 2:20

Vain man, must I show you how lifeless a thing faith is, without its effects?

Revelation 14:11-12

the smoke of their torment shall ascend for ever and ever: they who worship the beast or his image, they who receive the mark of his name, shall have no rest either day or night."

Revelation 22:18

"I declare to every one that hears the words of the prophecy of this book, if any one shall add to these things, God shall strike him with the plagues that are written in this book:

Treasury of Scripture Knowledge

Summary

Howbeit in vain do they worship me, teaching for doctrines the commandments of men.

Bible References

In vain

Matthew 6:7
When you pray, be not verbose, as the heathen are: for they think they shall be heard for their loquaciousness.
Matthew 15:9
but in vain they worship me, teaching for doctrines the institutions of men."
1 Corinthians 15:14
and if Christ be not risen, then our preaching is empty talk, and your faith even meer amusement.
Titus 3:9
but avoid frivolous enquiries about genealogies, and vexatious disputes about the law; for they are unprofitable and vain.
James 1:26
If a person of an ungovernable tongue pretends to religion, he abuses himself: for his religion is meer illusion.
James 2:20
Vain man, must I show you how lifeless a thing faith is, without its effects?

The commandments

Colossians 2:22
which yet were all made to be consumed for our use, notwithstanding the injunctions and doctrines of men:
1 Timothy 4:1
Now the spirit says expresly, that in the latter times some shall abandon the faith, by giving credit to seducing spirits, and the doctrine concerning demons;
Revelation 14:11
the smoke of their torment shall ascend for ever and ever: they who worship the beast or his image, they who receive the mark of his name, shall have no rest either day or night."
Revelation 22:18
"I declare to every one that hears the words of the prophecy of this book, if any one shall add to these things, God shall strike him with the plagues that are written in this book: