# The voices of the bridegroom and the bride will not be heard in you anymore

"No one will ever again hear in Babylon the happy voices of a bridegroom and a bride"

# will not be heard in you anymore

"will not be in your city anymore" 

# your merchants were the princes of the earth

"your merchants were like princes of the earth" or "your merchants were the most important men in the world"

# the nations were deceived by your sorcery

"you deceived the people of the nations with your magic spells"