Sunan an-Nasa'i, Volume 6, Book 48, Hadith 5317 (DarusSalam) ⓘ
It was narrated that Anas said: "The most beloved of garments to the Prophet of Allah [SAW] was the Hibarah."
أَخْبَرَنَا عَبْدُ اللَّهِ بْنُ سَعِيدٍ، قَالَ حَدَّثَنَا مُعَاذُ بْنُ هِشَامٍ، قَالَ حَدَّثَنِي أَبِي، عَنْ قَتَادَةَ، عَنْ أَنَسٍ، قَالَ كَانَ أَحَبُّ الثِّيَابِ إِلَى نَبِيِّ اللَّهِ صلى الله عليه وسلم الْحِبَرَةَ .
also referenced under: Hadith 5315 (Reference) & Book 48, Hadith 276 (In-Book)