Answer:
(Fatwa: 1059/862=L/1430)
A Muslim should greet (with السلام علیکم) while meeting his Muslim brother. Greeting with ?good morning? and ?good evening? is not an Islamic way; therefore it should be avoided.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
