Al-A'raf 7:59

لَقَدْ أَرْسَلْنَا نُوحًا إِلَىٰ قَوْمِهِۦ فَقَالَ يَـٰقَوْمِ ٱعْبُدُوا۟ ٱللَّهَ مَا لَكُم مِّنْ إِلَـٰهٍ غَيْرُهُۥٓ إِنِّىٓ أَخَافُ عَلَيْكُمْ عَذَابَ يَوْمٍ عَظِيمٍ

Laqad arsalnā nūḥan ilā qawmihi faqāla yāqawmi uʿ'budū l-laha mā lakum min ilāhin ghayruhu innī akhāfu ʿalaykum ʿadhāba yawmin ʿaẓīmin

We had certainly sent Noah to his people, and he said, "O my people, worship Allāh; you have no deity other than Him. Indeed, I fear for you the punishment of a tremendous Day."