(44) The Book of Financial Transactions
كتاب البيوع
(83) Chapter: Doing Business With the People Of the Book
(83) باب مُبَايَعَةِ أَهْلِ الْكِتَابِ ‏‏
Sunan an-Nasa'i 4651 
It was narrated that Ibn 'Abbas said:
"The Messenger of Allah died when his shield was in pledge with a Jew for thirty Sa's of barley for his family
أَخْبَرَنَا يُوسُفُ بْنُ حَمَّادٍ، قَالَ حَدَّثَنَا سُفْيَانُ بْنُ حَبِيبٍ، عَنْ هِشَامٍ، عَنْ عِكْرِمَةَ، عَنِ ابْنِ عَبَّاسٍ، قَالَ تُوُفِّيَ رَسُولُ اللَّهِ صلى الله عليه وسلم وَدِرْعُهُ مَرْهُونَةٌ عِنْدَ يَهُودِيٍّ بِثَلاَثِينَ صَاعًا مِنْ شَعِيرٍ لأَهْلِهِ ‏.‏
Grade :  Hasan (Darussalam)
Reference : Sunan an-Nasa'i 4651
In-book reference : Book 44, Hadith 203
English translation : Vol. 5, Book 44, Hadith 4655