Al-Hāfidh ibn Ḥajr al-ʿAsqalānī رحمه الله said: "The Day of Jumu'ah (that comes) within the ten days of Dhul-Hijjah is more virtuous than Jumu'ah in other than it due to it combining the two virtues (of Jumu'ah and Dhul Hijjah) therein." [Fatḥ al-Bārī bi-Sharḥ Ṣaḥīḥ al-Bukhārī (3/29)]