Actually, good morning صباح الخير has a strong vowel right there "ا" in the first word. One of the problems people face with learning Arabic is that weak vowel

Actually, good morning صباح الخير has a strong vowel right there "ا" in the first word. One of the problems people face with learning Arabic is that weak vowels are implicit by nature and you need to know them by heart in order to read the words properly.