Genesis 8:11
And the dove came in to him in the evening. And, lo, in her mouth was an olive leaf plucked off. So Noah knew that the waters had gone down 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 mountain and bring olive branches and pine branches and myrtle branches and palm branches, and branches of thick trees, to make booths, as it is written.
Zechariah 4:12-14
And I answered again and said to him, What are the two olive clusters beside the two golden pipes, emptying the golden oil from themselves?
Romans 10:15
And how shall they preach unless they are sent? As it is written, "How beautiful are the feet of those who preach the gospel of peace and bring glad tidings of good things!"