Good morning Sabaho Alkhair (MSA) Sabah el kheer(Egyptian) صباح الخير Good afternoon and Good evening is the same in Arabic Masaao el khair (MSA) or Massa el kheer (Eggyptian) مساء الخير Cheers, Mona

Good morning : صباح الخير sabahul khair from 12:00 AM to 12:00 PM. Good afternoon - good evening : مساء الخير masa'ul khair from 12:00 PM to 12:00 AM. Good night : تصبح على خير tusbihu ala khair - ليلة سعيدة lailah(tun) sa'idah

good morning صباح الخير good evening مَسَاء الخير good afternoon : we do not have this expression, you can say a normal greeting such as مرحباً

صباح الخير مساء الخير