Abu Hurairah (RAA) narrated, 'A man said, "O Messenger of Allah, advise me." The Messenger of Allah (ﷺ) said:
"Do not get angry." The man repeated that several times and he replied, "Do not get angry." Related by Al-Bukhari. (ID)
English reference (ID): Book 16, Hadith 1535 (ID)
Arabic reference (ID): Book 16, Hadith 1492 (ID)