Moses
Deuteronomy 32:32BSB·traditional attribution

But their vine is from the vine of Sodom and from the fields of Gomorrah. Their grapes are poisonous; their clusters are bitter.

John Calvin Reformed @genevareformer

32. For their vine is of the vine of Sodom. I think it was far from the intention of Moses, as some make it to be, to refer to the punishment which the Israelites deserved; but that he rather inveighs against their corrupted morals, and obstinate disposition.

Matthew Henry Presbyterian @wholebiblehenry

After many terrible threatenings of deserved wrath and vengeance, we have here surprising intimations of mercy, undeserved mercy, which rejoices against judgment, and by which it appears that God has no pleasure in the death of sinners, but would rather they should turn and live. I. In jealousy for his own honour, he will not make a full end of them, Deu 32:26-28. 1.

Commenting on Deuteronomy 32:26-38

John Gill Reformed Baptist @doctorgill

Their wine is the poison of dragons,.... Of these creatures, both land and sea dragons; see Gill on Mic 1:8; See Gill on Mal 1:3; Pliny says (l) the dragon has no poison in it; yet, as Dalechamp, in his notes on that writer observes, he in many places prescribes remedies against the bite of the dragon; but Heliodorus (m) expressly speaks of some archers...