Exodus 28:43
Aaron and his sons must wear them whenever they enter the Tent of Meeting or approach the altar to minister in the Holy Place, so that they will not incur guilt and die. This is to be a permanent statute for Aaron and his descendants.

Numbers 18:32
Once you have presented the best part of it, you will not incur guilt because of it. But you must not defile the sacred offerings of the Israelites, or else you will die.’”

Numbers 18:1
So the LORD said to Aaron, “You and your sons and your father’s house must bear the iniquity involving the sanctuary. And you and your sons alone must bear the iniquity involving your priesthood.

Exodus 30:19-21
with which Aaron and his sons are to wash their hands and feet. / Whenever they enter the Tent of Meeting or approach the altar to minister by presenting a food offering to the LORD, they must wash with water so that they will not die. / Thus they are to wash their hands and feet so that they will not die; this shall be a permanent statute for Aaron and his descendants for the generations to come.”

Numbers 6:3-7
he is to abstain from wine and strong drink. He must not drink vinegar made from wine or strong drink, and he must not drink any grape juice or eat fresh grapes or raisins. / All the days of his separation, he is not to eat anything that comes from the grapevine, not even the seeds or skins. / For the entire period of his vow of separation, no razor shall touch his head. He must be holy until the time of his separation to the LORD is complete; he must let the hair of his head grow long. ...

1 Peter 2:9
But you are a chosen people, a royal priesthood, a holy nation, a people for God’s own possession, to proclaim the virtues of Him who called you out of darkness into His marvelous light.

Hebrews 7:26
Such a high priest truly befits us—One who is holy, innocent, undefiled, set apart from sinners, and exalted above the heavens.

1 Corinthians 6:19-20
Do you not know that your body is a temple of the Holy Spirit who is in you, whom you have received from God? You are not your own; / you were bought at a price. Therefore glorify God with your body.

1 Corinthians 10:21
You cannot drink the cup of the Lord and the cup of demons too; you cannot partake in the table of the Lord and the table of demons too.

1 Peter 1:15-16
But just as He who called you is holy, so be holy in all you do, / for it is written: “Be holy, because I am holy.”

Hebrews 10:22
let us draw near with a sincere heart in full assurance of faith, having our hearts sprinkled to cleanse us from a guilty conscience and our bodies washed with pure water.

2 Corinthians 6:17
“Therefore come out from among them and be separate, says the Lord. Touch no unclean thing, and I will receive you.”

Romans 12:1
Therefore I urge you, brothers, on account of God’s mercy, to offer your bodies as living sacrifices, holy and pleasing to God, which is your spiritual service of worship.

Ephesians 5:27
and to present her to Himself as a glorious church, without stain or wrinkle or any such blemish, but holy and blameless.

1 Timothy 4:5
because it is sanctified by the word of God and prayer.