Quran 2:283 from Surah Al-Baqara on Divine Marvels.
۞وَإِن كُنتُمۡ عَلَىٰ سَفَرٖ وَلَمۡ تَجِدُواْ كَاتِبٗا فَرِهَٰنٞ مَّقۡبُوضَةٞۖ فَإِنۡ أَمِنَ بَعۡضُكُم بَعۡضٗا فَلۡيُؤَدِّ ٱلَّذِي ٱؤۡتُمِنَ أَمَٰنَتَهُۥ وَلۡيَتَّقِ ٱللَّهَ رَبَّهُۥۗ وَلَا تَكۡتُمُواْ ٱلشَّهَٰدَةَۚ وَمَن يَكۡتُمۡهَا فَإِنَّهُۥٓ ءَاثِمٞ قَلۡبُهُۥۗ وَٱللَّهُ بِمَا تَعۡمَلُونَ عَلِيمٞ
English translation: And if you are on a journey and not you find a scribe then pledge in hand Then if entrusts one of you (to) another then let discharge the one who is entrusted his trust And let him fear Allah his Lord And (do) not conceal the evidence And whoever conceals it then indeed he (is) sinful his heart And Allah of what you do (is) All-Knower
Transliteration: wa-in kuntum ala safarin walam tajidu katiban farihanun maqbudatun fa-in amina ba'dukum ba'dan falyu-addi alladhi u'tumina amanatahu walyattaqi al-laha rabbahu wala taktumu al-shahadata waman yaktum'ha fa-innahu athimun qalbuhu wal-lahu bima ta'maluna alimun