The Messenger of Allah ﷺ said, "The first three to enter Paradise have been shown to me, a martyr, a chaste man who refrains from begging, and a slave who worships Allah well and is sincere to his masters."
حدثنا محمد بن بشار حدثنا عثمان بن عمر أخبرنا علي بن المبارك عن يحيى بن أبي كثير عن عامر العقيلي عن أبيه
أن رسول الله ﷺ قال عرض علي أول ثلاثة يدخلون الجنة شهيد وعفيف متعفف وعبد أحسن عبادة الله ونصح لمواليه
[Its isnad is hasan]. Ahmad narrated it: 2/479 from the hadith of Ali bin Mubarak with this wording, and Ibn Khuzayma and Ibn Hibban graded it sahih, h: 1203, 1561, and others. Yahya bin Abu Kathir explicitly stated hearing it, h: 1203, as reported by Hakim. (1/387)