حَدَّثَنِي يَحْيَى، عَنْ مَالِكٍ، عَنْ مُحَمَّدِ بْنِ عَبْدِ اللَّهِ بْنِ أَبِي مَرْيَمَ، أَنَّهُ سَأَلَ سَعِيدَ بْنَ الْمُسَيَّبِ فَقَالَ إِنِّي رَجُلٌ أَبْتَاعُ الطَّعَامَ يَكُونُ مِنَ الصُّكُوكِ بِالْجَارِ فَرُبَّمَا ابْتَعْتُ مِنْهُ بِدِينَارٍ وَنِصْفِ دِرْهَمٍ فَأُعْطَى بِالنِّصْفِ طَعَامًا ‏.‏ فَقَالَ سَعِيدٌ لاَ وَلَكِنْ أَعْطِ أَنْتَ دِرْهَمًا وَخُذْ بَقِيَّتَهُ طَعَامًا ‏.‏

Yahya related to me from Malik that Muhammad ibn Abdullah ibn AbiMaryam asked Said ibn al-Musayyab's advice. "I am a man who buys foodwith receipts from al-Jar. Perhaps I will buy something for a dinarand half a dirham, and will be given food for a half." Said said, "No.You give a dirham, and take the rest in food." (A half dirham did notexist as a coin.) Translation Not Available

Book Ref: Muwatta Imam Malik Book 31 Hadith 1346
Web Ref:  Muwatta Imam Malik Book 31 Hadith 53