Mark 7:3

For the Pharisees and all the Jews, unless they wash their hands to the wrist, eat not, holding the tradition of the elders.

Mark 7:13

abrogating the word of God by the tradition, which ye have transmitted down; and many such like things ye do.

Galatians 1:14

and signalized myself in Judaism above many of those of my own age among my countrymen, being more exceedingly a zealot for the traditions of my fathers.

Colossians 2:8

Beware that no man make a prey of you by means of philosophy and vain delusion, after the tradition of men, after the principles of the world, and not after Christ:

Matthew 15:2-6

Why do thy disciples transgress the tradition of the elders? for they wash not their hands when they eat bread?

Mark 7:5

Then the Pharisees and the scribes asked him, Why do not thy disciples walk conformable to the tradition of the elders, but eat bread with unwashed hands?

Mark 7:7-10

Now vainly do they worship me, while teaching doctrines the commandments of men."

Colossians 2:21-23

eat not, nor talk, nor touch,

1 Peter 1:18

knowing that ye have not been redeemed out of your vain manner of life, derived traditionally from your fathers, by the corruptible things, silver and gold,

Treasury of Scripture Knowledge

Summary

For the Pharisees, and all the Jews, except they wash their hands oft, eat not, holding the tradition of the elders.

General references

Bible References

The tradition

Mark 7:7
Now vainly do they worship me, while teaching doctrines the commandments of men."
Matthew 15:2
Why do thy disciples transgress the tradition of the elders? for they wash not their hands when they eat bread?
Galatians 1:14
and signalized myself in Judaism above many of those of my own age among my countrymen, being more exceedingly a zealot for the traditions of my fathers.
Colossians 2:8
Beware that no man make a prey of you by means of philosophy and vain delusion, after the tradition of men, after the principles of the world, and not after Christ:
1 Peter 1:18
knowing that ye have not been redeemed out of your vain manner of life, derived traditionally from your fathers, by the corruptible things, silver and gold,

General references

Luke 5:30
And their scribes and Pharisees murmured against his disciples, saying, Why do ye eat and drink with publicans and sinners?