'Separated' in the Bible

‘All the days of his vow of separation no razor shall pass over his head. He shall be holy until the days are fulfilled for which he separated himself to the Lord; he shall let the locks of hair on his head grow long.

is it not enough for you that the God of Israel has separated you from the rest of the congregation of Israel, to bring you near to Himself, to do the service of the tabernacle of the Lord, and to stand before the congregation to minister to them;

As for the sons of Israel’s half, which Moses separated from the men who had gone to war—