Commentary for Exodus 14:6

ויאסר את רכבו AND HE MADE READY HIS CHARIOT — he himself (Mekhilta d'Rabbi Yishmael 14:6:1)

ואת עמו לקח עמו, the choicest of his cavalry and chariots.

ואת עמו לקח עמו. "and he took his people with him. The Egyptian people had never been involved in the negotiations with Moses and Aaron. Pharaoh had to convince the Egyptians that what he was about to do had a chance to succeed as the people were greatly afraid The words לקח עמו in this context mean that "he convinced them."