And his horsemen - See Exodus 14:5.

All the horses and chariots of Pharaoh. —That is, in Hebrew, all the chariot-horses of Pharaoh.

And his ho…

But the Egyptians pursued after them, all the horses and chariots of Pharaoh, and his horsemen, and his army, and overtook them encamping by th…

But the Egyptians pursued after them
When they thought nothing of it, and had no fears about it:

Pharaoh would think that all Israel was entangled in the wilderness and so would become easy prey. But God says, I will be honoured upon Pharao…