وَأَنْ لاَّ تَعْلُوا عَلَى اللَّهِAnd exalt not yourselves against Allah.means, `and do not be too arrogant to follow His signs. Accept His proof and believe in His evidence.'This is like the Ayah:إِنَّ الَّذِينَ يَسْتَكْبِرُونَ عَنْ عِبَادَتِى سَيَدْخُلُونَ جَهَنَّمَ دَخِرِينَVerily, those who scorn My worship they will surely enter Hell in humiliation! (40:60)إِنِّي اتِيكُم بِسُلْطَانٍ مُّبِينٍTruly, I have come to you with a manifest authority.means, with clear and obvious proof.This refers to the clear signs and definitive evidence with which Allah sent him.وَإِنِّي عُذْتُ بِرَبِّي وَرَبِّكُمْ أَن تَرْجُمُونِ