١٥ - وَبِهذَا الإِسنادِ عَنْ جَعْفَرِ بْنِ مُحَمَّدٍعَلَيْهِمَاالسَّلاَمُ قالَ: كانَ عَلَى خاتَمِ مُحَمَّدِ بْنِ عَلِىٍ‏عَلَيْهِمَا السَّلاَمُ مَكْتُوبٌ:ظَنّيَ بِاللَّهِ حَسَنٌ‏ وَبالنَّبِّي المُؤْتَمَنِ‏ وَبالوَصِّيِ ذِي المَنَنِ‏ وَبِالحُسَينِ وَالحَسَنِ‏
31-15 According to the same documentation, Ja’far ibn Muhammad (as-Sadiq)  said, “It was written on the seal of Muhammad ibn Ali , ‘I am optimistic about God, his trustworthy Prophet (S), his kind Trustee, and Al-Hassan and Al-Husayn.”