وَالدَّلِيلُ عَلَى حَقِيقَةِ الْكَرَامَةِ مَا تَوَاتَرَ عَنْ كَثِيرٍ مِنَ الصَّحَابَةِ وَمَنْ بَعْدَهُمْ
Evidence for karāmāt lies in numerous reports concerning Companions and later believers.
Different accounts may collectively support a common proposition even where specific details depend on individual transmissions. This is the reasoning of tawātur maʿnawī.
It does not automatically make the date, identity or features of every incident certain. The strength of the shared claim and each individual report must be distinguished.