Narrated 'Ali bin Abi Talib:
"I never heard the Prophet (ﷺ) mentioning both of his parents being ransomed for anyone except for Sa'd. On the Day of Uhud, I heard him saying: 'Shoot, Sa'd, may my father and mother be ransomed for you." (IT)
English reference (IT): Vol. 1, Book 46, Hadith 3755 (IT)
Arabic reference (IT): Book 49, Hadith 4121 (IT)