# Woe is me! For I am doomed
"I am in great trouble! Terrible things will happen to me"
# of unclean lips
Here "lips" represent what a person speaks. And, people saying things that are unacceptable to God is spoken of as if their lips were physically unclean.
# Yahweh, Yahweh of hosts
Yahweh, the ruler of the angel armies"
# my eyes have seen
"I have seen"