Ibn `Abbas (May Allah be pleased with them) reported:
The Messenger of Allah (ﷺ) said, "He who does not memorize any part from the Qur'an he is like the ruined house.''[At-Tirmidhi]. (JA)
App reference (JA): Book 9, Hadith 10 (JA)
Arabic/English book reference (JA): Book 9, Hadith 1000 (JA)