It was narrated that Umm Salamah said:
"The Messenger of Allah (ﷺ) got distracted and did not pray the two Rak'ahs before 'Asr so he prayed them after 'Asr." (RU)
English reference (RU): Vol. 1, Book 6, Hadith 581 (RU)
Arabic reference (RU): Book 6, Hadith 587 (RU)