Bible Verses About Oil: The unction of the Holy Spirit

Thou lovest righteousness, and hatest wickedness: therefore God, thy God, hath anointed thee with the oil of gladness above thy fellows.

I have found David my servant; with my holy oil have I anointed him:

And I answered again, and said unto him, What be these two olive branches which through the two golden pipes empty the golden oil out of themselves?