Exodus 5:14

“And the officers of the children of Israel, which Pharaoh’s taskmasters had set over them, etc.] This makes it clear, not only that the taskmasters and officers were different persons, but that the one were Egyptians appointed by Pharaoh, and the other were Israelites, of the better sort of them, who were set over the poorer sort by the taskmasters, to look after them, and take an account of their work, and the tale of their bricks, and give it in to the taskmasters; now these were beaten by the taskmasters, either with a cane, stick, or cudgel, or with whips and scourges, because there was a deficiency in their accounts, and the full tale of bricks was not given in: [and] demanded,…”

“In thy own people - For if they had given us straw, we should have fulfilled our task. Exodus 5:21”

“As the Israelites could not do the work appointed them, their overlookers were beaten by the Egyptian bailiffs; and when they complained to the king of this treatment, they were repulsed with harshness, and told "Ye are idle, idle; therefore ye say, Let us go and sacrifice to Jehovah." עמּך וחטאת: "and thy people sin;" i.e., not "thy people (the Israelites) must be sinners," which might be the meaning of חטא according to Gen 43:9, but "thy (Egyptian) people sin." "Thy people" must be understood as applying to the Egyptians, on account of the antithesis to "thy servants," which not only refers to the Israelitish overlookers, but includes all the Israelites, especially in the first clause.…”