Is it not clear to those who inherit the earth after its (former) residents that if We please We would afflict them on account of their faults and set a seal on their hearts so they would not hear. 100 Such were the townships. We relate some tidings of them unto thee (Muhammad). Their messengers verily came unto them with clear proofs (of Allah's Sovereignty), but they could not believe because they had before denied. Thus doth Allah print upon the hearts of disbelievers (that they hear not). 101 We found most of them untrue to their covenants, indeed We found most of them to be defiant. 102 Then we raised after them Musa with Our communications to Firon and his chiefs, but they disbelieved in them; consider then what was the end of the mischief makers. 103 Moses said: 'Pharaoh, I am a Messenger from the Lord of the Worlds, 104 (I am) worthy of not saying anything about Allah except the truth: I have come to you indeed with clear proof from your Lord, therefore send with me the children of Israel 105 Said he, 'If thou hast brought a sign, produce it, if thou speakest truly.' 106 Therefore Moosa put down his staff – it immediately turned into a visible python. 107 Then he drew out his hand, and it appeared luminous to all beholders. 108