'Three Days' in the Bible

As to the asses which are lost to thee this day three days, set not thy heart to them, for they have been found; and to whom is all the desire of Israel?' is it not to thee and to all thy father's house?'

and give to him a piece of a bunch of dried figs, and two bunches of raisins, and he eateth, and his spirit returneth unto him, for he hath not eaten bread nor drunk water three days and three nights.

And David saith to him, 'Whose art thou? and whence art thou?' And he saith, 'An Egyptian youth I am, servant to a man, an Amalekite, and my lord forsaketh me, for I have been sick three days,