Moses
Numbers 23:18ESV·traditional attribution

And Balaam took up his discourse and said, “Rise, Balak, and hear; give ear to me, O son of Zippor:

John Calvin Reformed @genevareformer

18. And he took up his parable and said. We have already explained the meaning of this expression, namely, to make use of glowing and elevated language, in order the more to awaken the attention of the hearer. The same also is the object of the preface, “Rise up, Balak, and hear; hearken unto me, thou son of Zippor;” for such repetitions are mostly emphatic, and indicate something uncommon.

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. Preparation made the second time, as before, for the cursing of Israel. 1. The place is changed, Num 23:13. Balak fancied that Balaam, having so full a prospect of the whole camp of Israel, from the top of the rocks (Num 23:9), was either so enamoured with the beauty of it that he would not curse them or so affrighted with the...

Commenting on Numbers 23:13-30

John Gill Reformed Baptist @doctorgill

And he took up his parable,.... Pronounced the word put into his mouth: and said, rise up Balak, and hear; not from his seat, as Eglon a successor of his did, Jdg 3:20 for he was now standing by his burnt offering; but the sense is, that he would raise his attention, and stir up himself with all diligence to hear what he was about...