Daniel 1:8

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

Ezekiel 4:13-14

Yahweh said, Even thus shall the children of Israel eat their bread unclean, among the nations where I will drive them.

Deuteronomy 32:38

Which 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 protection.

Psalm 141:4

Don't incline my heart to any evil thing, to practice deeds of wickedness with men who work iniquity. Don't let me eat of their delicacies.

Daniel 1:5

The king appointed for them a daily portion of the king's dainties, and of the wine which he drank, and that they should be nourished three years; that at its end they should stand before the king.

Hosea 9:3-4

They won't dwell in Yahweh's land; but Ephraim will return to Egypt, and they will eat unclean food in Assyria.

2 Corinthians 9:7

Let each man give according as he has determined in his heart; not grudgingly, or under compulsion; for God loves a cheerful giver.

Leviticus 11:45-47

For I am Yahweh who brought you up out of the land of Egypt, to be your God. You shall therefore be holy, for I am holy.

Ruth 1:17-18

where you die, will I die, and there will I be buried. Yahweh do so to me, and more also, if anything but death part you and me."

1 Kings 5:5

Behold, I purpose to build a house for the name of Yahweh my God, as Yahweh spoke to David my father, saying, 'Your son, whom I will set on your throne in your place, he shall build the house for my name.'

Psalm 106:28

They joined themselves also to Baal Peor, and ate the sacrifices of the dead.

Psalm 119:106

I have sworn, and have confirmed it, that I will obey your righteous ordinances.

Psalm 119:115

Depart from me, you evildoers, that I may keep the commandments of my God.

Acts 10:14-16

But Peter said, "Not so, Lord; for I have never eaten anything that is common or unclean."

Acts 11:23

who, when he had come, and had seen the grace of God, was glad. He exhorted them all, that with purpose of heart they should remain near to the Lord.

Romans 14:15-17

Yet if because of food your brother is grieved, you walk no longer in love. Don't destroy with your food him for whom Christ died.

1 Corinthians 7:37

But he who stands steadfast in his heart, having no necessity, but has power over his own heart, to keep his own virgin, does well.

1 Corinthians 8:7-10

However, that knowledge isn't in all men. But some, with consciousness of the idol until now, eat as of a thing sacrificed to an idol, and their conscience, being weak, is defiled.

1 Corinthians 10:18-21

Consider Israel according to the flesh. Don't those who eat the sacrifices participate in the altar?

1 Corinthians 10:28-31

But if anyone says to you, "This was offered to idols," don't eat it for the sake of the one who told you, and for the sake of conscience. For "the earth is the Lord's, and all its fullness."

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, will I die, and there will I be buried. Yahweh do so to me, and more also, if anything but death part you and me."
1 Kings 5:5
Behold, I purpose to build a house for the name of Yahweh my God, as Yahweh spoke to David my father, saying, 'Your son, whom I will set on your throne in your place, he shall build the house for my name.'
Psalm 119:106
I have sworn, and have confirmed it, that I will obey your righteous ordinances.
Acts 11:23
who, when he had come, and had seen the grace of God, was glad. He exhorted them all, that with purpose of heart they should remain near to the Lord.
1 Corinthians 7:37
But he who stands steadfast in his heart, having no necessity, but has power over his own heart, to keep his own virgin, does well.
2 Corinthians 9:7
Let each man give according as he has determined in his heart; not grudgingly, or under compulsion; for God loves a cheerful giver.

Defile

Leviticus 11:45
For I am Yahweh who brought you up out of the land of Egypt, to be your God. You shall therefore be holy, for I am holy.
Deuteronomy 32:38
Which 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 protection.
Psalm 106:28
They joined themselves also to Baal Peor, and ate the sacrifices of the dead.
Psalm 141:4
Don't incline my heart to any evil thing, to practice deeds of wickedness with men who work iniquity. Don't let me eat of their delicacies.
Ezekiel 4:13
Yahweh said, Even thus shall the children of Israel eat their bread unclean, among the nations where I will drive them.
Hosea 9:3
They won't dwell in Yahweh's land; but Ephraim will return to Egypt, and they will eat unclean food in Assyria.
Acts 10:14
But Peter said, "Not so, Lord; for I have never eaten anything that is common or unclean."
Romans 14:15
Yet if because of food your brother is grieved, you walk no longer in love. Don't destroy with your food him for whom Christ died.
1 Corinthians 8:7
However, that knowledge isn't in all men. But some, with consciousness of the idol until now, eat as of a thing sacrificed to an idol, and their conscience, being weak, is defiled.
1 Corinthians 10:18
Consider Israel according to the flesh. Don't those who eat the sacrifices participate in the altar?

General references

Leviticus 11:2
"Speak to the children of Israel, saying, 'These are the living things which you may eat among all the animals that are on the earth.
Proverbs 23:3
Don't be desirous of his dainties, since they are deceitful food.
Ezekiel 4:13
Yahweh said, Even thus shall the children of Israel eat their bread unclean, among the nations where I will drive them.