The same day Pharaoh commanded the taskmasters of the people and their foremen,
6. And Pharaoh commanded. We shall more clearly perceive, as the narrative proceeds, that these taskmasters and officers were taken from amongst the children of Israel, although we have before read that some were Egyptians. But, as tyrants are ingenious in securing their own interests, Pharaoh in his subtlety wished to provide that none should escape, but that all alike should be brought in turn to the labor.
Their request is humble and reasonable: only three days to journey into the desert and sacrifice to their God, a common practice among nations. They give Pharaoh the warning that neglecting God's worship will bring judgment upon Israel, and he will lose his laborers. Yet he denies them and falsely charges them with idleness, slandering the servants of God as idle and their words as vain, so he might increase their burdens.
AI summary
Commenting on Exodus 5:3-9
And Pharaoh commanded the same day the taskmasters of the people,.... Who were Egyptians, and whom Pharaoh sent for the same day, to give them orders to oppress them yet more and more, so far was he from complying with their request: and their officers; who were Israelites, and were under the taskmasters, and accountable to them for each man's work that they had the...