 أَبِی ره وَ مُحَمَّدُ بْنُ الْحَسَنِ قَالا حَدَّثَنَا مُحَمَّدُ بْنُ یَحْیَی وَ أَحْمَدُ بْنُ إِدْرِیسَ جَمِیعاً عَنْ مُحَمَّدِ بْنِ أَحْمَدَ عَنْ یَحْیَی بْنِ عِمْرَانَ عَنِ السَّیَّارِیِّ عَنْ أَبِی عَبْدِ اللَّهِ مُحَمَّدِ بْنِ أَحْمَدَ عَنْ یُونُسَ بْنِ یَعْقُوبَ عَنِ الصَّادِقِ ع قَالَ: مَنْ تَطَیَّبَ بِطِیبٍ أَوَّلَ النَّهَارِ وَ هُوَ صَائِمٌ لَمْ یَفْقِدْ عَقْلَهُ.
1. Abi (rah) and Muhammad b. al-Hassan they said it was narrated to us by Muhammad b. Yahya and Ahmad b. Idrisall of themfrom Muhammad b. Ahmad from Yahya b. ’Imran from al-Sayyari from Abi Abdillah Muhammad b. Ahmad from Yunis b. Ya’qub from al-Sadiq  who said: “One who applies perfume at the start of the day while fasting, his intelligence won’t decrease.”