Moses
Exodus 16:10ESV·traditional attribution

And as soon as Aaron spoke to the whole congregation of the people of Israel, they looked toward the wilderness, and behold, the glory of the LORD appeared in the cloud.

Matthew Henry Presbyterian @wholebiblehenry

The host of Israel, it seems, took along with them out of Egypt, when they came thence on the fifteenth day of the first month, a month's provisions, which, by the fifteenth day of the second month, was all spent; and here we have, I. Their discontent and murmuring upon that occasion, Exo 16:2, Exo 16:3.

Commenting on Exodus 16:1-12

John Gill Reformed Baptist @doctorgill

And it came to pass, as Aaron spoke to the whole congregation of the children of Israel,.... Before he had well done speaking: that they looked toward the wilderness; they were already in the wilderness of Sin, and they looked straight forward toward that part of it which was yet before them, or to the wilderness of Sinai, which was right onward, and whither they...

Adam Clarke Methodist @methodicalclarke

As Aaron spake - So he now became the spokesman or minister of Moses to the Hebrews, as he had been before unto Pharaoh; according to what is written, Exo 7:1, etc.