Al-Kāfi - Volume 5 > Excellence of Buying Wheat and Food
Hadith #2

2- مُحَمَّدُ بْنُ يَحْيَى عَنْ سَلَمَةَ بْنِ الْخَطَّابِ عَنْ عَلِيِّ بْنِ الْمُنْذِرِ الزَّبَّالِ عَنْ مُحَمَّدِ بْنِ الْفُضَيْلِ عَنْ أَبِي عَبْدِ اللهِ (عَلَيْهِ السَّلام) قَالَ إِذَا كَانَ عِنْدَكَ دِرْهَمٌ فَاشْتَرِ بِهِ الْحِنْطَةَ فَإِنَّ الْمَحْقَ فِي الدَّقِيقِ.

2. Muhammad ibn Yahya has narrated from Salmah ibn al-Khattab from Ali ibn al-Mundhir al-Zabbal from Muhammad ibn Fudayl who has said the following: “Abu ‘Abd Allah, ‘Alayhi al-Salam, has said, ‘If you have one dirham buy wheat with it; buying flour is destruction.’”