ENOfficial
‘Abdallah b. ‘Amr b. al-‘As reported God’s Messenger as saying to him, “Don’t be like so and so, ‘Abdallah. He used to get up during the night, then abandoned the practice.” (Bukhari and Muslim.)
Source: sunnah.com
Other translations
Arabic
عَنْ عَبْدِ اللَّهِ بْنِ عَمْرِو بْنِ الْعَاصِ قَالَ: قَالَ لِي رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «يَا عَبْدَ اللَّهِ لَا تَكُنْ مِثْلَ فُلَانٍ كَانَ يَقُومُ مِنَ اللَّيْلِ فَتَرَكَ قيام اللَّيْل»
sunnah.com