The most excellent fast after Ramadan is God's month. al-Muharram, and the most excellent prayer after what is prescribed is prayer during the night.  

قَالَ رَسُولُ اللَّهِ ﷺ أَفْضَلُ الصِّيَامِ بَعْدَ رَمَضَانَ شَهْرُ اللَّهِ الْمُحَرَّمُ وَأَفْضَلُ الصَّلاَةِ بَعْدَ الْفَرِيضَةِ صَلاَةُ اللَّيْلِ  

"The Messenger of Allah ﷺ said: 'The best fasting after the month of Ramadan is the month of Allah, Al-Muharram, and the best prayer is prayer at night.'"  

قَالَ رَسُولُ اللَّهِ ﷺ أَفْضَلُ الصِّيَامِ بَعْدَ شَهْرِ رَمَضَانَ شَهْرُ اللَّهِ الْمُحَرَّمُ وَأَفْضَلُ الصَّلاَةِ بَعْدَ الْفَرِيضَةِ صَلاَةُ اللَّيْلِ  

“A man came to the Prophet ﷺ and said: ‘Which fasting is better after the month of Ramadan?’ He said: ‘The month of Allah which is called Muharram.’”  

جَاءَ رَجُلٌ إِلَى النَّبِيِّ ﷺ فَقَالَ أَىُّ الصِّيَامِ أَفْضَلُ بَعْدَ شَهْرِ رَمَضَانَ قَالَ شَهْرُ اللَّهِ الَّذِي تَدْعُونَهُ الْمُحَرَّمَ  

"The Messenger of Allah ﷺ said: 'The best fasting after the month of Ramadan is the month of Allah, Al-Muharram, and the best prayer is prayer at night.'" (Using translation from Nasāʾī 1613)  

قَالَ رَسُولُ اللهِ ﷺ أَفْضَلُ الصِّيَامِ بَعْدَ رَمَضَانَ شَهْرُ اللهِ الْمُحَرَّمُ وَأَفْضَلُ الصَّلَاةِ بَعْدَ الْفَرِيضَةِ أَوِ الْفَرْضِ صَلَاةُ اللَّيْلِ  

“A man came to the Prophet ﷺ and said: ‘Which fasting is better after the month of Ramadan?’ He said: ‘The month of Allah which is called Muharram.’” (Using translation from Ibn Mājah 1742)   

أَنَّ النَّبِيَّ ﷺ قَالَ «أَفْضَلُ الصِّيَامِ بَعْدَ شَهْرِ رَمَضَانَ شَهْرُ اللَّهِ الَّذِي تَدْعُونَهُ الْمُحَرَّمَ»  

[Machine] Indeed, the Prophet ﷺ said, "The best fasting after the month of Ramadan is the month of Muharram."  

أَنَّ النَّبِيَّ ﷺ قَالَ «أَفْضَلُ الصِّيَامِ بَعْدَ شَهْرِ رَمَضَانَ الْمُحَرَّمُ»  

"The Messenger of Allah ﷺ said: 'The best fasting after the month of Ramadan is the month of Allah, Al-Muharram, and the best prayer is prayer at night.'" (Using translation from Nasāʾī 1613)  

قَالَ رَسُولُ اللَّهِ ﷺ «أَفْضَلُ الصِّيَامِ بَعْدَ شَهْرِ رَمَضَانَ شَهْرُ اللَّهِ الْمُحَرَّمُ وَأَفْضَلُ الصَّلَاةِ بَعْدَ الْفَرِيضَةِ صَلَاةُ اللَّيْلِ»  

The most excellent fast after Ramadan is God's month. al-Muharram, and the most excellent prayer after what is prescribed is prayer during the night. (Using translation from Muslim 1163a)  

قَالَ رَسُولُ اللهِ ﷺ «أَفْضَلُ الصِّيَامِ بَعْدَ شَهْرِ رَمَضَانَ شَهْرُ اللهِ الْمُحَرَّمُ وَأَفْضَلُ الصَّلَاةِ بَعْدَ الْفَرِيضَةِ صَلَاةُ اللَّيْلِ»  

كَانَ رَسُولُ اللهِ ﷺ يَقُولُ «أَفْضَلُ الصِّيَامِ بَعْدَ شَهْرِ رَمَضَانَ شَهْرٌ تَدْعُونَهُ الْمُحَرَّمَ»  

the Messenger of Allah said: "The most virtuous fasting after the month of Ramadan is Allah's month Al-Muharram." (Using translation from Tirmidhī 740)  

«أَفْضَلُ الصِّيَامِ بَعْدَ شَهْرِ رَمَضَانَ شَهْرُ اللهِ الْمُحَرَّمُ»  

the Messenger of Allah said: "The most virtuous fasting after the month of Ramadan is Allah's month Al-Muharram." (Using translation from Tirmidhī 740)   

قَالَ رَسُولُ اللهِ ﷺ «أَفْضَلُ الصِّيَامِ بَعْدَ شَهْرِ رَمَضَانَ شَهْرُ اللهِ الْمُحَرَّمُ»  

The most excellent fast after Ramadan is God's month. al-Muharram, and the most excellent prayer after what is prescribed is prayer during the night. (Using translation from Muslim 1163a)  

قَالَ رَسُولُ اللَّهِ ﷺ «أَفْضَلُ الصِّيَامِ بَعْدَ رَمَضَانَ شَهْرُ اللَّهِ الْمُحَرَّمُ وَأَفْضَلُ الصَّلَاةِ بَعْدَ الْفَرِيضَةِ صَلَاةُ اللَّيْلِ»  

"أفْضَلُ الصِّيام بعد رمضانَ: الشَّهْرُ الذي تَدْعُونَهُ المُحَرَّمَ".  

The most excellent fast after Ramadan is God's month. al-Muharram, and the most excellent prayer after what is prescribed is prayer during the night. (Using translation from Muslim 1163a)   

"أفْضَلُ الصلاة بعدَ المكتوبةِ: الصلاةُ في جوفِ الليل، وأفْضَلُ الصيام بعد شهرِ رمضان: شَهْرُ الله المُحَرَّمُ" .