'Uthman bin 'Affan (May Allah be pleased with him) reported:
The Messenger of Allah (ﷺ) said, "The best amongst you is the one who learns the Qur'an and teaches it."[Al-Bukhari]. (ES)
App reference (ES): Book 9, Hadith 3 (ES)
Arabic/English book reference (ES): Book 9, Hadith 993 (ES)