أَخْبَرَنَا خَلاَّدُ بْنُ أَسْلَمَ، عَنْ عَبْدِ اللَّهِ بْنِ إِدْرِيسَ، عَنْ مُحَمَّدِ بْنِ إِسْحَاقَ، عَنْ عَمْرِو بْنِ شُعَيْبٍ، عَنْ أَبِيهِ، عَنْ جَدِّهِ، قَالَ كَانَ ثَمَنُ الْمِجَنِّ عَلَى عَهْدِ رَسُولِ اللَّهِ صلى الله عليه وسلم عَشْرَةَ دَرَاهِمَ ‏.‏

It was narrated from 'Amr bin Shuaib, from his father, that his grandfather said: "The price of a shield at the time of the Messenger of Allah was ten Dirhams." Translation Not Available

Book Ref: Sunan An Nisai Book 46 Hadith 4956
Web Ref:  Sunan An Nisai Vol 5 Book 46 Hadith 4959