Sunan an-Nasa'i 4614
سنن النسائي#4614Sahihأَخْبَرَنَا عُبَيْدُ اللَّهِ بْنُ سَعِيدٍ، قَالَ حَدَّثَنَا يَحْيَى، عَنْ شُعْبَةَ، عَنْ عَبْدِ اللَّهِ بْنِ أَبِي الْمُجَالِدِ، قَالَ سَأَلْتُ ابْنَ أَبِي أَوْفَى عَنِ السَّلَفِ، قَالَ كُنَّا نُسْلِفُ عَلَى عَهْدِ رَسُولِ اللَّهِ صلى الله عليه وسلم وَأَبِي بَكْرٍ وَعُمَرَ فِي الْبُرِّ وَالشَّعِيرِ وَالتَّمْرِ إِلَى قَوْمٍ لاَ أَدْرِي أَعِنْدَهُمْ أَمْ لاَ . وَابْنُ أَبْزَى قَالَ مِثْلَ ذَلِكَ .
It was narrated that 'Abdullah Ibn Abi Awfa about paying in advance. He said:'We used to pay in advance during the time of the Messenger of Allah and Abu Bakr and 'Umar, for wheat, barley and dates, paying people whom we did not know if they had those things or not.'''Ibn Abza said meaning, similarly
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 44:166