أَحْمَدُ بْنُ مُحَمَّدٍ عَنِ الْقَاسِمِ بْنِ يَحْيَى عَنْ جَدِّهِ الْحَسَنِ بْنِ رَاشِدٍ عَنْ مُحَمَّدِ بْنِ مُسْلِمٍ عَنْ أَبِي عَبْدِ اللَّهِ ( عليه السلام )
قَالَ قَالَ أَمِيرُ الْمُؤْمِنِينَ ( عليه السلام ) أُحِبُّ لِلْمُؤْمِنِ أَنْ يَطَّلِيَ فِي كُلِّ خَمْسَةَ عَشَرَ يَوْماً .
8. Ahmad ibn Muhammad has narrated from al-Qasim ibn Yahya from his grandfather al-Hassan ibn Rashid from Muhammad ibn Muslim who has said the following:
“Abu ‘Abd Allah 
, has said that ’Amir al-Mu’minin has said, ‘I like for the believers to apply (lime) paste after every fifteen days.”’
