Numbers 11:16

11:16 And the LORD said unto Moses, Gather unto me seventy men of the elders of Israel, whom thou knowest to be the elders of the people, and officers over them; and bring them unto the tabernacle of the congregation, that they may stand there with thee.

Numbers 11:25

11:25 And the LORD came down in a cloud, and spake unto him, and took of the spirit that [was] upon him, and gave [it] unto the seventy elders: and it came to pass, [that], when the spirit rested upon them, they prophesied, and did not cease.