# We have heard

Here "We" refers generally to all the people in the surrounding area.

# arrogance ... haughtiness ... pride ... self-glory ... conceit in his heart

All of these words have similar meanings. They are used together to emphasize the extreme pride of the people of Moab.

# the conceit in his heart

Here "heart" represents a person's inner being. AT: "his conceit" (See: [[rc://en/ta/man/translate/figs-metonymy]])