'Be Holy' in the Bible

All the days of the vow of his separation there shall no rasor come upon his head: until the days be fulfilled, in the which he separateth himself unto the LORD, he shall be holy, and shall let the locks of the hair of his head grow.

He will be holy for Yahweh all the days of his separation.

and the priest shall wave them unto the LORD, which offering shall be holy unto the priest with the wavebreast and heaveshoulder: and then the abstainer may drink wine.

That ye may remember, and do all my commandments, and be holy unto your God.

and put fire in them, and put incense upon them before Jehovah to-morrow: and it shall be that the man whom Jehovah doth choose, he'shall be holy: ye take too much upon you, ye sons of Levi.

In the most holy place shalt thou eat it; every male shall eat it: it shall be holy unto thee.