a·men / Pronunciation Key - Show Spelled Pronunciation[ey-men,
ah-men]
Pronunciation Key - Show IPA Pronunciation
interjection 1. it is so; so be it (used after a prayer, creed, or
other formal statement to express solemn ratification or
agreement).
according to dictionary.com, both manner are acceptable. again, i
dunno how accurate dictionary.com is on this though