Narrated 'Abdullah bin Hantab:
that the Prophet (ﷺ) saw Abu Bakr and 'Umar and said: "These two are the hearing and the seeing." (JA)
English reference (JA): Vol. 1, Book 46, Hadith 3671 (JA)
Arabic reference (JA): Book 49, Hadith 4034 (JA)