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