Romans 14:3

Let not him that eats despise him that eats not; and let not him that eats not judge him that eats; for God has accepted him.

Luke 18:9

And he also spoke this parable to some who trusted in themselves that they were righteous, and despised others:

Romans 14:10

But why do you judge your brother? why do you set at nought your brother? for we must all stand at the tribunal of God.

Romans 14:13

Let us not therefore judge one another, but judge this rather, not to place a stumbling-block or an offense before a brother.

Matthew 7:1-2

Judge not, that you be not judged;

Matthew 9:14

Then came to him the disciples of John, saying, Why do we and the Pharisees fast much, but your disciples fast not?

Matthew 11:18-19

For John came neither eating nor drinking, and they say, He has a demon;

Matthew 18:10

See that you despise not one of these little ones; for I tell you that their angels always behold the face of my Father in heaven.

Acts 10:34

And Peter opening his mouth said, Of a truth I perceive that God is not a respecter of persons,

Acts 10:44

While Peter was yet speaking these words the Holy Spirit fell on all who heard the word.

Acts 15:8-9

And the heart-searching God testified to them, giving to them the Holy Spirit even as to us,

Romans 14:15

For if your brother is grieved by your food, you no longer walk in love. Destroy not with your food him for whom Christ died.

Romans 14:21

it is good not to eat meat nor drink wine, nor [do] any thing by which your brother stumbles.

1 Corinthians 8:11-13

And will not the weak brother for whom Christ died perish by your knowledge?

1 Corinthians 10:29-30

I mean not your conscience, but that of the other. For why is my freedom limited by the conscience of another?

Colossians 2:16-17

Let no man therefore judge you in eating and in drinking, or in respect to a feast, or new moon, or sabbath,

Treasury of Scripture Knowledge

Summary

Let not him that eateth despise him that eateth not; and let not him which eateth not judge him that eateth: for God hath received him.

General references

Bible References

Despise

Romans 14:10
But why do you judge your brother? why do you set at nought your brother? for we must all stand at the tribunal of God.
Matthew 18:10
See that you despise not one of these little ones; for I tell you that their angels always behold the face of my Father in heaven.
Luke 18:9
And he also spoke this parable to some who trusted in themselves that they were righteous, and despised others:
1 Corinthians 8:11
And will not the weak brother for whom Christ died perish by your knowledge?

For

Acts 10:34
And Peter opening his mouth said, Of a truth I perceive that God is not a respecter of persons,
Acts 15:8
And the heart-searching God testified to them, giving to them the Holy Spirit even as to us,

General references

Matthew 7:1
Judge not, that you be not judged;