Ibn 'Abbas (RAA) narrated that the Messenger of Allah (ﷺ) said:
"If anyone listened to the talk of some people, when they do not like him to do that, then molten led will be poured into his ears on the Day of Resurrection." Related by Al-Bukhari. (IT)
English reference (IT): Book 16, Hadith 1552 (IT)
Arabic reference (IT): Book 16, Hadith 1509 (IT)