﴿ قَالَ لَقَدْ عَلِمْتَ مَآ أَنزَلَ هَٰٓؤُلَآءِ إِلَّا رَبُّ ٱلسَّمَٰوَٰتِ وَٱلْأَرْضِ بَصَآئِرَ وَإِنِّى لَأَظُنُّكَ يَٰفِرْعَوْنُ مَثْبُورًۭا ﴾

“Answered [Moses]: "Thou knowest well that none but the Sustainer of the heavens and the earth has bestowed these [miraculous signs] from on high, as a means of insight [for thee]; and, verily, O Pharaoh, [since thou hast chosen to reject them;] I think that thou art utterly lost!"”

Please check ayah 17:104 for complete tafsir.