Daniel 1:8

But Daniel made up his mind that he would not defile himself with the king’s choice food or with the wine which he drank; so he sought permission from the commander of the officials that he might not defile himself.

Ezekiel 4:13-14

Then the Lord said, “Thus will the sons of Israel eat their bread unclean among the nations where I will banish them.”

Deuteronomy 32:38

Who ate the fat of their sacrifices,
And drank the wine of their drink offering?
Let them rise up and help you,
Let them be your hiding place!

Psalm 141:4

Do not incline my heart to any evil thing,
To practice deeds of wickedness
With men who do iniquity;
And do not let me eat of their delicacies.

Daniel 1:5

The king appointed for them a daily ration from the king’s choice food and from the wine which he drank, and appointed that they should be educated three years, at the end of which they were to enter the king’s personal service.

Hosea 9:3-4

They will not remain in the Lord’s land,
But Ephraim will return to Egypt,
And in Assyria they will eat unclean food.

2 Corinthians 9:7

Each one must do just as he has purposed in his heart, not grudgingly or under compulsion, for God loves a cheerful giver.

Leviticus 11:45-47

For I am the Lord who brought you up from the land of Egypt to be your God; thus you shall be holy, for I am holy.’”

Ruth 1:17-18

Where you die, I will die, and there I will be buried. Thus may the Lord do to me, and worse, if anything but death parts you and me.”

1 Kings 5:5

Behold, I intend to build a house for the name of the Lord my God, as the Lord spoke to David my father, saying, ‘Your son, whom I will set on your throne in your place, he will build the house for My name.’

Psalm 106:28

They joined themselves also to Baal-peor,
And ate sacrifices offered to the dead.

Psalm 119:106

I have sworn and I will confirm it,
That I will keep Your righteous ordinances.

Psalm 119:115

Depart from me, evildoers,
That I may observe the commandments of my God.

Acts 10:14-16

But Peter said, “By no means, Lord, for I have never eaten anything unholy and unclean.”

Acts 11:23

Then when he arrived and witnessed the grace of God, he rejoiced and began to encourage them all with resolute heart to remain true to the Lord;

Romans 14:15-17

For if because of food your brother is hurt, you are no longer walking according to love. Do not destroy with your food him for whom Christ died.

1 Corinthians 7:37

But he who stands firm in his heart, being under no constraint, but has authority over his own will, and has decided this in his own heart, to keep his own virgin daughter, he will do well.

1 Corinthians 8:7-10

However not all men have this knowledge; but some, being accustomed to the idol until now, eat food as if it were sacrificed to an idol; and their conscience being weak is defiled.

1 Corinthians 10:18-21

Look at the nation Israel; are not those who eat the sacrifices sharers in the altar?

1 Corinthians 10:28-31

But if anyone says to you, “This is meat sacrificed to idols,” do not eat it, for the sake of the one who informed you, and for conscience’ sake;

Treasury of Scripture Knowledge

Summary

But Daniel purposed in his heart that he would not defile himself with the portion of the king's meat, nor with the wine which he drank: therefore he requested of the prince of the eunuchs that he might not defile himself.

Bible References

Purposed

Ruth 1:17
Where you die, I will die, and there I will be buried. Thus may the Lord do to me, and worse, if anything but death parts you and me.”
1 Kings 5:5
Behold, I intend to build a house for the name of the Lord my God, as the Lord spoke to David my father, saying, ‘Your son, whom I will set on your throne in your place, he will build the house for My name.’
Psalm 119:106
I have sworn and I will confirm it,
That I will keep Your righteous ordinances.
Acts 11:23
Then when he arrived and witnessed the grace of God, he rejoiced and began to encourage them all with resolute heart to remain true to the Lord;
1 Corinthians 7:37
But he who stands firm in his heart, being under no constraint, but has authority over his own will, and has decided this in his own heart, to keep his own virgin daughter, he will do well.
2 Corinthians 9:7
Each one must do just as he has purposed in his heart, not grudgingly or under compulsion, for God loves a cheerful giver.

Defile

Leviticus 11:45
For I am the Lord who brought you up from the land of Egypt to be your God; thus you shall be holy, for I am holy.’”
Deuteronomy 32:38
Who ate the fat of their sacrifices,
And drank the wine of their drink offering?
Let them rise up and help you,
Let them be your hiding place!
Psalm 106:28
They joined themselves also to Baal-peor,
And ate sacrifices offered to the dead.
Psalm 141:4
Do not incline my heart to any evil thing,
To practice deeds of wickedness
With men who do iniquity;
And do not let me eat of their delicacies.
Ezekiel 4:13
Then the Lord said, “Thus will the sons of Israel eat their bread unclean among the nations where I will banish them.”
Hosea 9:3
They will not remain in the Lord’s land,
But Ephraim will return to Egypt,
And in Assyria they will eat unclean food.
Acts 10:14
But Peter said, “By no means, Lord, for I have never eaten anything unholy and unclean.”
Romans 14:15
For if because of food your brother is hurt, you are no longer walking according to love. Do not destroy with your food him for whom Christ died.
1 Corinthians 8:7
However not all men have this knowledge; but some, being accustomed to the idol until now, eat food as if it were sacrificed to an idol; and their conscience being weak is defiled.
1 Corinthians 10:18
Look at the nation Israel; are not those who eat the sacrifices sharers in the altar?

General references

Leviticus 11:2
“Speak to the sons of Israel, saying, ‘These are the creatures which you may eat from all the animals that are on the earth.
Proverbs 23:3
Do not desire his delicacies,
For it is deceptive food.
Ezekiel 4:13
Then the Lord said, “Thus will the sons of Israel eat their bread unclean among the nations where I will banish them.”