Al-Kāfi - Volume 6 > The Perfumes
Hadith #6

الْحُسَيْنُ بْنُ مُحَمَّدٍ عَنْ أَحْمَدَ بْنِ إِسْحَاقَ عَنْ سَعْدَانَ عَنْ أَبِي بَصِيرٍ قَالَ قَالَ أَبُو عَبْدِ اللَّهِ ( عليه السلام ) قَالَ رَسُولُ اللَّهِ ( صلى الله عليه وآله ) الطِّيبُ يَشُدُّ الْقَلْبَ .

6. Al-Husayn ibn Muhammad has narrated from Ahmad ibn Ishaq from Sa’dan from abu Basir who has said the following: “Abu ‘Abd Allah, ‘Alayhi al-Salam, has said that the Messenger of Allah, O Allah, grant compensation to Muhammad and his family worthy of their services to Your cause, has said, ‘Applying perfume strengthens the heart.’”