بُلُوغُ الْمَرَامِ
Bulugh al-Maram 1052
Marriage
وَعَنْ جَابِرٍ , عَنْ رَسُولِ اَللَّهِ - صلى الله عليه وسلم -قَالَ : { لَا تَأْكُلُوا بِالشِّمَالِ ; فَإِنَّ اَلشَّيْطَانَ يَأْكُلُ بِالشِّمَالِ } رَوَاهُ مُسْلِمٌ [1] .
Narrated Jabir (RA): The Prophet (ﷺ) said: "Do not eat with the left hand, for the devil eats with the left hand." [Reported by Muslim].
Sunnah.com reference: Book 8, Hadith 101