Moses
Numbers 11:26ESV·traditional attribution

Now two men remained in the camp, one named Eldad, and the other named Medad, and the Spirit rested on them. They were among those registered, but they had not gone out to the tent, and so they prophesied in the camp.

John Calvin Reformed @genevareformer

26. But there remained two of the men in the camp. It is not certain why they had not appeared amongst the others. I do not at all doubt but that they were called for by Moses; nor would they have been endued with the same grace of the Spirit as the others, if through idleness or contempt they had not come at the time appointed.

Matthew Henry Presbyterian @wholebiblehenry

We have here the performance of God's word to Moses, that he should have help in the government of Israel. I. Here is the case of the seventy privy-counsellors in general. Moses, though a little disturbed by the tumult of the people, yet was thoroughly composed by the communion he had with God, and soon came to himself again. And according as the matter was concerted, 1.

Commenting on Numbers 11:24-30

John Gill Reformed Baptist @doctorgill

But there remained two of the men in the camp,.... Of the seventy who were summoned, that came not out of the camp of Israel to the tabernacle when the rest did: the name of the one was Eldad, and the name of the other Medad: who, according to the Targum of Jonathan, were brethren of Moses by his mother's side; for it says, they...