Moses
Numbers 14:8ESV·traditional attribution

If the LORD delights in us, he will bring us into this land and give it to us, a land that flows with milk and honey.

Matthew Henry Presbyterian @wholebiblehenry

The friends of Israel here interpose to save them if possible from ruining themselves, but in vain. The physicians of their state would have healed them, but they would not be healed; their watchmen gave them warning, but they would not take warning, and so their blood is upon their own heads. I.

Commenting on Numbers 14:5-10

John Gill Reformed Baptist @doctorgill

If the Lord delight in us,.... Continue to delight in them as he had, and as appears by what he had done for, them in Egypt, at the Red sea, and in the wilderness; see Deu 10:15, then he will bring us into this land, and give it us, as he has promised: a land which floweth with milk and honey; as the Lord himself...

Jamieson-Fausset-Brown Reformed @jfbcommentary

a land flowing with milk and honey--a general expression, descriptive of a rich and fertile country. The two articles specified were among the principal products of the Holy Land.