The Forgiver
أَسْبَـٰبَ ٱلسَّمَـٰوَٰتِ فَأَطَّلِعَ إِلَىٰٓ إِلَـٰهِ مُوسَىٰ وَإِنِّى لَأَظُنُّهُۥ كَـٰذِبًا ۚ وَكَذَٰلِكَ زُيِّنَ لِفِرْعَوْنَ سُوٓءُ عَمَلِهِۦ وَصُدَّ عَنِ ٱلسَّبِيلِ ۚ وَمَا كَيْدُ فِرْعَوْنَ إِلَّا فِى تَبَابٍ
The ways into the heavens - so that I may look at the deity of Moses; but indeed, I think he is a liar." And thus was made attractive to Pharaoh the evil of his deed, and he was averted from the [right] way. And the plan of Pharaoh was not except in ruin.
Nearby ayahs help place verse 40:37 in sequence and meaning.
ٱلَّذِينَ يُجَـٰدِلُونَ فِىٓ ءَايَـٰتِ ٱللَّهِ بِغَيْرِ سُلْطَـٰنٍ أَتَىٰهُمْ ۖ كَبُرَ مَقْتًا عِندَ ٱللَّهِ وَعِندَ ٱلَّذِينَ ءَامَنُوا۟ ۚ كَذَٰلِكَ يَطْبَعُ ٱللَّهُ عَلَىٰ كُلِّ قَلْبِ مُتَكَبِّرٍ جَبَّارٍ
Those who dispute concerning the signs of Allah without an authority having come to them - great is hatred [of them] in the sight of Allah and in the sight of those who have believed. Thus does Allah seal over every heart [belonging to] an arrogant tyrant.
وَقَالَ فِرْعَوْنُ يَـٰهَـٰمَـٰنُ ٱبْنِ لِى صَرْحًا لَّعَلِّىٓ أَبْلُغُ ٱلْأَسْبَـٰبَ
And Pharaoh said, "O Haman, construct for me a tower that I might reach the ways -
وَقَالَ ٱلَّذِىٓ ءَامَنَ يَـٰقَوْمِ ٱتَّبِعُونِ أَهْدِكُمْ سَبِيلَ ٱلرَّشَادِ
And he who believed said, "O my people, follow me, I will guide you to the way of right conduct.
يَـٰقَوْمِ إِنَّمَا هَـٰذِهِ ٱلْحَيَوٰةُ ٱلدُّنْيَا مَتَـٰعٌ وَإِنَّ ٱلْـَٔاخِرَةَ هِىَ دَارُ ٱلْقَرَارِ
O my people, this worldly life is only [temporary] enjoyment, and indeed, the Hereafter - that is the home of [permanent] settlement.