‘Ali said that God's Messenger used to pray four rak’as before the afternoon prayer, separating them with a salutation to the angels who are near God’s presence and the Muslims and believers who come after them. Tirmidhi transmitted it.
Hadith Referenceمشكوة المصابيح / كتاب الصلاة / 1171
Hadith Gradingالألبانی:حَسَنٌ | زبیر علی زئی:حسن
Hadith Takhrij´تحقيق و تخريج: محدث العصر حافظ زبير على زئي رحمه الله` «حسن، رواه الترمذي (429 وقال: حسن.) [وابن ماجه (1161) ]»