he said you know full well that none has sent down these signs but the lord of the heavens and the earth as eyeopening evidence. indeed pharaoh i can see that you are doomed.
قال لقد علمت ما أنزل هؤلاء إلا رب السماوات والأرض بصائر وإني لأظنك يا فرعون مثبورا