Numbers 11:24
And Moses went out and told the people the saying of the LORD, and gathered the seventy elders of the people, and set them round about the tabernacle.
Numbers 11:16
And the LORD said unto Moses, "Gather unto me seventy of the elders of Israel, which thou knowest that they are the elders of the people and officers over them, and bring them unto the tabernacle of witness, and let them stand there with thee.
Numbers 11:26
But there remained two of the men in the host: the one called Eldad, and the other Medad. And the spirit rested upon them for they were of them that were written, but they went not out unto the tabernacle: and they prophesied in the host.