يَٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُوٓا۟ إِن تَتَّقُوا۟ ٱللَّهَ يَجْعَل لَّكُمْ فُرْقَانًا وَيُكَفِّرْ عَنكُمْ سَيِّـَٔاتِكُمْ وَيَغْفِرْ لَكُمْ وَٱللَّهُ ذُو ٱلْفَضْلِ ٱلْعَظِيمِ ٢٩
Yaa ayyuhal-ladheena aamanoo in tattaqullaaha yaj`al lakum furqaanaw wayukaffir `ankum sayyi'aatikum wayaghfir lakum, wallaahu dhul-fadlil-`azeem
O you who have believed, if you fear Allāh, He will grant you a criterion and will remove from you your misdeeds and forgive you. And Allāh is the possessor of great bounty.
- By which to judge between truth and falsehood. Also interpreted as a "way out" of difficulties.