'Three' in the Bible

And now Jehovah speaketh saying, Within three years, as the years of a hired servant, and the glory of Moab shall be brought to nothing, with all that great multitude; and the remnant shall be small, few, of no account.

And a gleaning shall be left in it, as at the shaking of an olive-tree: two, three berries above, in the tree-top; four, five in its fruitful boughs, saith Jehovah, the God of Israel.

And Jehovah said, Like as my servant Isaiah hath walked naked and barefoot three years, a sign and a wonder concerning Egypt and concerning Ethiopia,