# Lift up a signal flag ... Blow the ram's horn ... Call ... to attack

These are both ways of calling people to attack.

# signal flag

"battle flag." This is large flag for the soldiers to follow in battle.

# attack her

"attack the people of Babylon"

# Ararat ... Minni ... Ashkenaz

These are names of nations or people groups.

# bring up horses like swarming locusts

"bring many horses with soldiers quickly"