Hadith 31-15

وَبِهذَا الإِسنادِ عَنْ جَعْفَرِ بْنِ مُحَمَّدٍعَلَيْهِمَا السَّلاَمُ قالَ: كانَ عَلَى خاتَمِ مُحَمَّدِ بْنِ عَلِىٍ‏عَلَيْهِمَا السَّلاَمُ مَكْتُوبٌ: ظَنّيَ بِاللَّهِ حَسَنٌ‏ وَبالنَّبِّي المُؤْتَمَنِ‏ وَبالوَصِّيِ ذِي المَنَنِ‏ وَبِالحُسَينِ وَالحَسَنِ‏

According to the same documentation, Ja’far ibn Muhammad (as-Sadiq) (a.s.) said, “It was written on the seal of Muhammad ibn Ali (a.s.) [10] , ‘I am optimistic about God, his trustworthy Prophet (S), his kind Trustee, and Al-Hassan and Al-Husayn.”