Moses
Numbers 32:31BSB·traditional attribution

The Gadites and Reubenites replied, “As the LORD has spoken to your servants, so we will do.

John Gill Reformed Baptist @doctorgill

And the children of Gad and the children of Reuben answered,...., The word is in the singular number, and shows their unanimity, that they agreed to what Moses said, and replied all of them as one man, as Jarchi expresses it; and it may be there was one that was the mouth of them all, and answered for them: saying, as the Lord hath said...

Geneva Bible Notes Reformed @genevanotes

And the children of Gad and the children of Reuben answered, saying, As the LORD hath said unto thy servants, so will we do. (l) This is attributed to the Lord, which his messenger speaks.

Keil & Delitzsch Lutheran @keilanddelitzsch

Num 32:31-32 The Gadites and Reubenites repeated their promise once more (Num 32:25), and added still further (Num 32:32): “We will pass over armed before Jehovah into the land of Canaan, and let our inheritance be with us (i.e., remain to us) beyond the Jordan.”

Commenting on Numbers 32:31-32