Moses
Numbers 22:5ESV·traditional attribution

sent messengers to Balaam the son of Beor at Pethor, which is near the River in the land of the people of Amaw, to call him, saying, “Behold, a people has come out of Egypt. They cover the face of the earth, and they are dwelling opposite me.

John Calvin Reformed @genevareformer

5. He sent messengers therefore unto Balaam. This passage shews us, like many others, that the errors wherein Satan entangles unbelievers are derived from good principles. The modesty of king Balak appears to be worthy of praise, in that, conscious of his own weakness, and placing no confidence in human aid, he sets about imploring the help of God.

Matthew Henry Presbyterian @wholebiblehenry

The children of Israel have at length finished their wanderings in the wilderness, out of which they went up (Num 21:18), and are now encamped in the plains of Moab near Jordan, where they continued till they passed through Jordan under Joshua, after the death of Moses. Now we have here, I. The fright which the Moabites were in upon the approach of Israel, Num 22:2-4.

Commenting on Numbers 22:1-14

John Gill Reformed Baptist @doctorgill

Come now, therefore, I pray thee,.... To my country, city, and court: curse me this people; by imprecations on them; and which being attended with various rites and ceremonies, brought calamities on persons, which men of Balaam's character were supposed to have power to do: for they are too mighty for me; to oppose and subdue by force of arms; and therefore was obliged to...