4:21
An-Nisa 21
Surah An-Nisa (النساء), verse 21 — reference 4:21. Arabic text with optional translation and free audio on Al-Qalam.
وَكَيْفَ تَأْخُذُونَهُۥ وَقَدْ أَفْضَىٰ بَعْضُكُمْ إِلَىٰ بَعْضٍ وَأَخَذْنَ مِنكُم مِّيثَـٰقًا غَلِيظًا
wakayfa takhudhūnahu waqad afḍā baʿḍukum ilā baʿḍin wa-akhadhna minkum mīthāqan ghalīẓan
And how could you take it while you have gone in unto each other and they have taken from you a solemn covenant?