'Olive branches' in the Bible

and that they should publish and proclaim in all their cities, and in Jerusalem, saying, Go forth unto the mount, and fetch olive branches, and branches of wild olive, and myrtle branches, and palm branches, and branches of thick trees, to make booths, as it is written.

And I answered the second time, and said unto him, What are these two olive-branches, which are beside the two golden spouts, that empty the golden oil out of themselves?