Al-Adab Al-Mufrad, Hadith 1071 ⓘ
The Prophet, may Allah bless him and grant him peace, said, "The ear is put in the place of the eye."
وَقَالَ النَّبِيُّ صلى الله عليه وسلم: إِنَّمَا جُعِلَ الإِذْنُ مِنْ أَجْلِ الْبَصَرِ.
also referenced under: Book 43, Hadith 21 (In-Book) & Book 43, Hadith 1071 (English)