Hadith on Quran: Read entire Quran once every month

Abdullah ibn Amr reported: The Messenger of Allah, peace and blessings be upon him, said, “Read the Quran once in every month.” I said, “I have strength to do more.” The Prophet said, “Then read it in twenty nights.” I said, “I have strength to do more.” The Prophet said, “Then read it in seven nights, and do not do more than that.

Source: Ṣaḥīḥ al-Bukhārī 4693, Ṣaḥīḥ Muslim 1971

Grade: Muttafaqun Alayhi (authenticity agreed upon) according to Al-Bukhari and Muslim

عَنْ عَبْدِ اللَّهِ بْنِ عَمْرٍو رَضِيَ اللَّهُ عَنْهُمَا قَالَ قَالَ لِي رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ اقْرَأْ الْقُرْآنَ فِي كُلِّ شَهْرٍ قَالَ قُلْتُ إِنِّي أَجِدُ قُوَّةً قَالَ فَاقْرَأْهُ فِي عِشْرِينَ لَيْلَةً قَالَ قُلْتُ إِنِّي أَجِدُ قُوَّةً قَالَ فَاقْرَأْهُ فِي سَبْعٍ وَلَا تَزِدْ عَلَى ذَلِكَ

4765 صحيح البخاري كتاب فضائل القرآن باب في كم يقرأ القرآن

1971 صحيح مسلم كتاب الصيام باب النهي عن صوم الدهر لمن تضرر