Bingo. Eventhough both Fircoon and Iblis prevented people from the right path, fircoon use to torture people who followed Musa and Iblis whispers evil into our hearts, i think Fircoon is worse: he claimed to be God. A funny sheikh said that Iblis, upon hearing Fircoon's claim, said 'Acudubillah'
Apart of killing babies.. And rejecting signs and claiming to be God *like the poster above me said* I cant think of anything else..
Fircoon did the same thing as Iblis which was preventing people from the right path, he forced people while Iblis didn't force anyone. He simply invited them
And on top of that Fircoon claimed to be God.
The reason why Allah belated his punishment is because he was good to his mother, as some scholars said. The same goes to Samiriy, who also belonged to the nation of Musa. A reminder of how important Hooyo is