The Book of Characteristics · Hadith 1013 (#Ḥadīth #1)
Chapter 31 | The Reward of One Who Fasts For Ten Consecutive Years During the Month of Ramazan
10-43 حدثنا أبوالحسن علي بن الحسن بن الفرج المؤذن رضي الله عنه قال: حدثني محمد بن الحسين الكرخي قال: سمعت الحسن بن علي عليهما السلام يقول لرجل في داره: يا أبا هارون، من صام عشرة أشهر رمضان متواليات دخل الجنة
10-43 Abul Hassan Ali ibn al-Faraj al-Mu’azin - may God be pleased with him - narrated that Muhammad ibn al-Hussein al-Karkhi had heard Al-Hassan ibn Ali (MGB) tell a man in his house, “O Aba Harun! Whoever fasts for ten consecutive years during the month of Ramazan shall enter Paradise.”
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).