'Anointed with Oil' in the Bible

Ye mountains of Gilboa, let there be no dew, neither let there be rain, upon you, nor fields of offerings: for there the shield of the mighty is vilely cast away, the shield of Saul, as though he had not been anointed with oil.

And Joab will send to Tekoah and take from thence a wise woman, and he will say to her, Thou shalt mourn, and put on now garments of mourning, and thou shalt not be anointed with oil, and be thou as a woman this many days mourning for the dead: