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." (FR)
English reference (FR): Vol. 1, Book 6, Hadith 581 (FR)
Arabic reference (FR): Book 6, Hadith 587 (FR)