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

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

Deuteronomy 32:38

Which did eat 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

Incline not my heart to any evil thing, To practise deeds of wickedness With men that work iniquity: And let me not eat of their dainties.

Daniel 1:5

And 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 the end thereof they should stand before the king.

Hosea 9:3-4

They shall not dwell in Jehovah's land; but Ephraim shall return to Egypt, and they shall eat unclean food in Assyria.

2 Corinthians 9:7

Let each man do according as he hath purposed in his heart: not grudgingly, or of necessity: for God loveth a cheerful giver.

Leviticus 11:45-47

For I am Jehovah that brought you up out of the land of Egypt, to be your God: ye shall therefore be holy, for I am holy.

Ruth 1:17-18

where thou diest, will I die, and there will I be buried: Jehovah do so to me, and more also, if aught but death part thee and me.

1 Kings 5:5

And, behold, I purpose to build a house for the name of Jehovah my God, as Jehovah spake unto David my father, saying, Thy son, whom I will set upon thy throne in thy room, he shall build the house for my name.

Psalm 106:28

They joined themselves also unto Baal-peor, And ate the sacrifices of the dead.

Psalm 119:106

I have sworn, and have confirmed it, That I will observe thy righteous ordinances.

Psalm 119:115

Depart from me, ye evil-doers, 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 and unclean.

Acts 11:23

who, when he was come, and had seen the grace of God, was glad; and he exhorted them all, that with purpose of heart they would cleave unto the Lord:

Romans 14:15-17

For if because of meat thy brother is grieved, thou walkest no longer in love. Destroy not with thy meat him for whom Christ died.

1 Corinthians 7:37

But he that standeth stedfast in his heart, having no necessity, but hath power as touching in his own heart, to keep his own virgin daughter , shall do well.

1 Corinthians 8:7-10

Howbeit there is not in all men that knowledge: but some, being used until now to the idol, eat as of a thing sacrificed to an idol; and their conscience being weak is defiled.

1 Corinthians 10:18-21

Behold Israel after the flesh: have not they that eat the sacrifices communion with the altar?

1 Corinthians 10:28-31

But if any man say unto you, This hath been offered in sacrifice, eat not, for his sake that showed it, 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 thou diest, will I die, and there will I be buried: Jehovah do so to me, and more also, if aught but death part thee and me.
1 Kings 5:5
And, behold, I purpose to build a house for the name of Jehovah my God, as Jehovah spake unto David my father, saying, Thy son, whom I will set upon thy throne in thy room, he shall build the house for my name.
Psalm 119:106
I have sworn, and have confirmed it, That I will observe thy righteous ordinances.
Acts 11:23
who, when he was come, and had seen the grace of God, was glad; and he exhorted them all, that with purpose of heart they would cleave unto the Lord:
1 Corinthians 7:37
But he that standeth stedfast in his heart, having no necessity, but hath power as touching in his own heart, to keep his own virgin daughter , shall do well.
2 Corinthians 9:7
Let each man do according as he hath purposed in his heart: not grudgingly, or of necessity: for God loveth a cheerful giver.

Defile

Leviticus 11:45
For I am Jehovah that brought you up out of the land of Egypt, to be your God: ye shall therefore be holy, for I am holy.
Deuteronomy 32:38
Which did eat 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 unto Baal-peor, And ate the sacrifices of the dead.
Psalm 141:4
Incline not my heart to any evil thing, To practise deeds of wickedness With men that work iniquity: And let me not eat of their dainties.
Ezekiel 4:13
And Jehovah said, Even thus shall the children of Israel eat their bread unclean, among the nations whither I will drive them.
Hosea 9:3
They shall not dwell in Jehovah's land; but Ephraim shall return to Egypt, and they shall eat unclean food in Assyria.
Acts 10:14
But Peter said, Not so, Lord; for I have never eaten anything that is common and unclean.
Romans 14:15
For if because of meat thy brother is grieved, thou walkest no longer in love. Destroy not with thy meat him for whom Christ died.
1 Corinthians 8:7
Howbeit there is not in all men that knowledge: but some, being used until now to the idol, eat as of a thing sacrificed to an idol; and their conscience being weak is defiled.
1 Corinthians 10:18
Behold Israel after the flesh: have not they that eat the sacrifices communion with the altar?

General references

Leviticus 11:2
Speak unto the children of Israel, saying, These are the living things which ye may eat among all the beasts that are on the earth.
Proverbs 23:3
Be not desirous of his dainties; Seeing they are deceitful food.
Ezekiel 4:13
And Jehovah said, Even thus shall the children of Israel eat their bread unclean, among the nations whither I will drive them.

American Standard Version Public Domain