TIRMIDHI 241:
from Anas b. Mālik —
Messenger of Allah said: "Whoever performs Salat for Allah for forty days in congregation, catching the first Takbir, two absolutions are written for him: absolution from the Fire, and absolution from the Fire, and absolution from hypocrisy."
الترمذي ٢٤١:
عن انس بن مالك —
رَسُولُ اللَّهِ ﷺ مَنْ صَلَّى لِلَّهِ أَرْبَعِينَ يَوْمًا فِي جَمَاعَةٍ يُدْرِكُ التَّكْبِيرَةَ الأُولَى كُتِبَتْ لَهُ بَرَاءَتَانِ بَرَاءَةٌ مِنَ النَّارِ وَبَرَاءَةٌ مِنَ النِّفَاقِ
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