Tafsir
Tafsir of As-Saffat 71
وَلَقَدْ ضَلَّ قَبْلَهُمْ أَكْثَرُ ٱلْأَوَّلِينَ
And there had already strayed before them most of the former peoples,
Tafsir Ibn Kathir (abridged)
Hafiz Ibn Kathir · English· Passage 71–74
فَانظُرْ كَيْفَ كَانَ عَـقِبَةُ الْمُنذَرِينَ إِلاَّ عِبَادَ اللَّهِ الْمُخْلَصِينَ
(Then see what was the end of those who were warned. Except the chosen servants of Allah).
Tafsir text: quran.com and the House of Islam API. · As-Saffat 37:71–74