'Sanctify' in the Bible
“Sanctify to Me [that is, set apart for My purpose] every firstborn, the first offspring of every womb among the children of Israel, both of man and of animal; it is Mine.”
The Lord also said to Moses, “Go to the people and consecrate them today and tomorrow [that is, prepare them for My sacred purpose], and have them wash their clothes
Also have the priests who approach the Lord consecrate (sanctify, set apart) themselves [for My sacred purpose], or else the Lord will break forth [in judgment] against them [and destroy them].”
Moses said to the Lord, “The people cannot come up to Mount Sinai, because You warned us, saying, ‘Set barriers around the mountain and consecrate it.’”
Tell all the skilled and talented people whom I have endowed with a spirit of wisdom, that they are to make Aaron’s garments to sanctify him and set him apart to serve as a priest for Me.
You shall put the various articles of clothing on Aaron your brother and on his sons with him, and shall anoint them and ordain and sanctify them, so that they may serve Me as priests.
You shall consecrate the waved breast offering [of the ram] used in the ordination and the waved thigh offering of the priests’ portion, since it is [a contribution] for Aaron and for his sons.
For seven days you shall make atonement for the altar [of burnt offering] and consecrate it; then the altar shall be most holy. Whatever touches the altar must be holy (set apart for God’s service).
I will sanctify the Tent of Meeting and the altar [of burnt offering]; also I will sanctify Aaron and his sons to serve as priests to Me.
You shall consecrate them, that they may be most holy; whatever touches them must be holy (set apart for God).
You shall anoint Aaron and his sons, and consecrate them, that they may serve as priests to Me.
“But as for you, say to the Israelites, ‘You shall most certainly observe My Sabbaths, for it is a sign between Me and you throughout your generations, so that you may know [without any doubt] and acknowledge that I am the Lord who sanctifies you and sets you apart [for Myself].