Key Verses

1. 62:9Al-JumuahCommand
   يَـٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُوٓاْ إِذَا نُودِيَ لِلصَّلَوٰةِ مِن يَوۡمِ ٱلۡجُمُعَةِ فَٱسۡعَوۡاْ إِلَىٰ ذِكۡرِ ٱللَّهِ وَذَرُواْ ٱلۡبَيۡعَۚ ذَٰلِكُمۡ خَيۡرٞ لَّكُمۡ إِن كُنتُمۡ تَعۡلَمُونَ
   O ye who believe! When the call is heard for the prayer of the day of congregation, haste unto remembrance of Allah and leave your trading. That is better for you if ye did but know.
   In context

   O you who have faith in Allah, and who act on what He has ordained for you, when the caller to prayer calls out on the day of Friday after the speaker ascends the pulpit, then hurry to the mosques to attend the speech and the prayer and leave trading, so that it does not distract you from obedience.

2. 75:17Al-QiyamahCommand
   إِنَّ عَلَيۡنَا جَمۡعَهُۥ وَقُرۡءَانَهُۥ
   Lo! upon Us (resteth) the putting together thereof and the reading thereof.
   In context

   It is My duty to gather it in your chest and to establish its recitation on your tongue.