سُبْحَانَ ٱللَّٰهِ
Holy Qur'an
Al-Qur'an
Kids Qur'an
This is apparently an allusion to the honourable state and the prosperity which the children of Israel had enjoyed in Egypt for a few generations after the time of Joseph - i.e., before a new Egyptian dynasty dispossessed them of their wealth and reduced them to the bondage from which Moses was to free them. In the above passage, Pharaoh seeks to justify his persecution of the Israelites by emphasizing their dislike (real of alleged) of the Egyptians.