Genesis 8:11
And the dove came in to him at evening. And, lo, in her mouth an olive leaf plucked off, so Noah knew that the waters were abated from off the earth.
Nehemiah 8:15
and that they should publish and proclaim in all their cities, and in Jerusalem, saying, Go forth to the mount, and fetch olive branches, and branches of wild olive, and myrtle branches, and palm branches, and branches of thick tre
Zechariah 4:12-14
And I answered the second time, and said to him, What are these two olive-branches, which are beside the two golden spouts that empty the golden [oil] out of themselves?
Romans 10:15
And how will they preach unless they are sent? Just as it is written, How beautiful are the feet of those who proclaim good news of peace, of those who proclaim good news of good things.