It was narrated that Sa'eed bin Musayyab said:
"I heard Sa'd bin Abu Waqqas say: 'The Messenger of Allah mentioned his parents together for me on the Day of Uhud. He said: 'Shoot, Sa'd! May my father and mother be sacrificed for you!'" (ID)
English reference (ID): Vol. 1, Book 1, Hadith 130 (ID)
Arabic reference (ID): Book 1, Hadith 135 (ID)