The Book of Prayer
Bulugh al-Maram #440
كتاب الصلاة
وَفِي رِوَايَةِ اِبْنِ حِبَّانَ: «أَنَّ اَلنَّبِيَّ - صلى الله عليه وسلم -صَلَّى قَبْلَ اَلْمَغْرِبِ رَكْعَتَيْنِ»
And in the narration of Ibn Hibban:
“The Prophet (ﷺ) prayed two Rak'at before the Maghrib (prayer).”
وَفِي رِوَايَةِ اِبْنِ حِبَّانَ : "أَنَّ اَلنَّبِيَّ - صلى الله عليه وسلم -صَلَّى قَبْلَ اَلْمَغْرِبِ رَكْعَتَيْنِ"
"The Prophet (ﷺ) prayed two Rak'at before the Maghrib (prayer)."
— Bulugh al-Maram, Hadith 440