Surah An-Nahl 16:89
وَيَوْمَ نَبْعَثُ فِى كُلِّ أُمَّةٍ شَهِيدًا عَلَيْهِم مِّنْ أَنفُسِهِمْ ۖ وَجِئْنَا بِكَ شَهِيدًا عَلَىٰ هَـٰٓؤُلَآءِ ۚ وَنَزَّلْنَا عَلَيْكَ ٱلْكِتَـٰبَ تِبْيَـٰنًا لِّكُلِّ شَىْءٍ وَهُدًى وَرَحْمَةً وَبُشْرَىٰ لِلْمُسْلِمِينَ
And [mention] the Day when We will resurrect among every nation a witness over them from themselves [i.e., their prophet]. And We will bring you, [O Muḥammad], as a witness over these [i.e., your nation]. And We have sent down to you the Book as clarification for all things and as guidance and mercy and good tidings for the Muslims.
Translation: Saheeh International
Tafsir
And mention the day We shall raise up from every community a witness against them from among themselves and this will be their that community’s prophet and We shall bring you O Muhammad (s) as a witness against these namely your people. …
Excerpt from Tafsir al-Jalalayn, commentary on 16:89, via Quran.com. The reader has the full commentary and 9 more tafsirs.