Sunan an-Nasa'i, Hadith 4922 ⓘ
It was narrated from 'Aishah, from the Prophet: "The hand of the thief is to be cut off for one-quarter of a Dinar or more."
أَخْبَرَنَا الْحَسَنُ بْنُ مُحَمَّدٍ، قَالَ حَدَّثَنَا عَبْدُ الْوَهَّابِ، عَنْ سَعِيدٍ، عَنْ يَحْيَى بْنِ سَعِيدٍ، عَنْ عَمْرَةَ، عَنْ عَائِشَةَ، عَنِ النَّبِيِّ صلى الله عليه وسلم " تُقْطَعُ يَدُ السَّارِقِ فِي رُبُعِ دِينَارٍ فَصَاعِدًا " .
also referenced under: Book 46, Hadith 53 (In-Book) & Volume 5, Book 46, Hadith 4926 (DarusSalam)