Moses
Exodus 5:21ESV·traditional attribution

and they said to them, “The LORD look on you and judge, because you have made us stink in the sight of Pharaoh and his servants, and have put a sword in their hand to kill us.”

Matthew Henry Presbyterian @wholebiblehenry

It was a great strait that the head-workmen were in, when they must either abuse those that were under them or be abused by those that were over them; yet, it should seem, rather than they would tyrannize, they would be tyrannized over; and they were so. In this evil case (Exo 5:19), observe, I. How justly they complained to Pharaoh: They came and cried unto Pharaoh, Exo 5:15.

Commenting on Exodus 5:15-23

John Gill Reformed Baptist @doctorgill

And they said unto them, the Lord look upon you and judge,.... Or, "will look upon you and judge" (q); and so it is either a prediction of what would be done to them, or an imprecation on them that God would take notice of their conduct, and punish them, or at least chastise them for acting the part they had, if not wickedly, yet...

Geneva Bible Notes Reformed @genevanotes

And they said unto them, The LORD look upon you, and judge; because ye have made our savour to be abhorred in the eyes of Pharaoh, and in the eyes of his servants, to put a sword in their hand to slay us. (g) It is a grievous things for the servants of God to be accused of evil, especially by their brethren, when they do what their duty requires.