Mark 7:7

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

Matthew 6:7

But when ye pray, use not vain repetitions as the worldly do, for they think that they shall be heard for their much speaking.

Colossians 2:22

Which all perish with the using, because they are the commandments and doctrines of men,

Deuteronomy 12:32

Keep thyself, and do all that I command you; thou shalt not add to it nor diminish from it.

1 Samuel 12:21

do not turn aside after vain things which cannot profit nor deliver, for they are vain.

Isaiah 29:13

Therefore the Lord said, Forasmuch as this people sacrifice unto me and honour me with their lips, but have removed their heart far from me, and their worship with which they honour me was taught by the commandment of men:

Malachi 3:14

Ye have said, It is vain to serve God, and what profit is it that we have kept his law and that we walk mournfully before the LORD of the hosts?

Matthew 15:9

But in vain do they worship me, teaching doctrines and commandments of men.

1 Corinthians 15:14

and if Christ is not risen, then our preaching is vain, and your faith is also vain.

1 Corinthians 15:58

Therefore, my beloved brothers, be ye steadfast, unmovable, always abounding in the work of the Lord, forasmuch as ye know that your labour is not in vain in the Lord.

1 Timothy 4:1-3

Now the Spirit speaks expressly, that in the latter times some shall depart from the faith, listening to spirits of error and doctrines of demons;

Titus 3:9

But avoid foolish questions and genealogies and contentions and debates concerning the law, for they are unprofitable and vain.

James 1:26

If anyone among you thinks to be religious and does not bridle his tongue, but deceives his own heart, his religion is vain.

James 2:20

But, O vain man, dost thou desire to know that faith without works is dead?

Revelation 14:11-12

and the smoke of their torment ascends up for ever and ever; and those that worship the beast and its image and whosoever receives the mark of its name, have no rest day or night.

Revelation 22:18

For I testify unto everyone that hears the words of the prophecy of this book, If anyone shall add unto these things, God shall add unto him 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

1 Samuel 12:21
do not turn aside after vain things which cannot profit nor deliver, for they are vain.
Malachi 3:14
Ye have said, It is vain to serve God, and what profit is it that we have kept his law and that we walk mournfully before the LORD of the hosts?
Matthew 6:7
But when ye pray, use not vain repetitions as the worldly do, for they think that they shall be heard for their much speaking.
Matthew 15:9
But in vain do they worship me, teaching doctrines and commandments of men.
1 Corinthians 15:14
and if Christ is not risen, then our preaching is vain, and your faith is also vain.
Titus 3:9
But avoid foolish questions and genealogies and contentions and debates concerning the law, for they are unprofitable and vain.
James 1:26
If anyone among you thinks to be religious and does not bridle his tongue, but deceives his own heart, his religion is vain.
James 2:20
But, O vain man, dost thou desire to know that faith without works is dead?

The commandments

Deuteronomy 12:32
Keep thyself, and do all that I command you; thou shalt not add to it nor diminish from it.
Colossians 2:22
Which all perish with the using, because they are the commandments and doctrines of men,
1 Timothy 4:1
Now the Spirit speaks expressly, that in the latter times some shall depart from the faith, listening to spirits of error and doctrines of demons;
Revelation 14:11
and the smoke of their torment ascends up for ever and ever; and those that worship the beast and its image and whosoever receives the mark of its name, have no rest day or night.
Revelation 22:18
For I testify unto everyone that hears the words of the prophecy of this book, If anyone shall add unto these things, God shall add unto him the plagues that are written in this book;