عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ صَالِحِ بْنِ السِّنْدِيِّ عَنْ جَعْفَرِ بْنِ بَشِيرٍ عَنْ مُوسَى بْنِ بَكْرٍ قَالَ رَأَيْتُ أَبَا الْحَسَنِ ( عليه السلام ) يَتَمَشَّطُ بِمُشْطِ عَاجٍ وَ اشْتَرَيْتُهُ لَهُ .
4. Ali ibn Ibrahim has narrated from Salih ibn al-Sindiy from Ja‘far ibn Bashir from Musa ibn Bakr who has said the following: “I saw abu al-Hassan , using ivory comb and I bought it for him.’” 