# if you return ... your people

The pronouns "you" and "your" are plural and refer to the Israelite people. 

# though your people were scattered

"though I scattered your people" 

# under the farthest skies

"to places very far away" 

# to that place where I have chosen ... remain

"to Jerusalem, where I have chosen ... remain" 

# where I have chosen to make my name remain

"where I have chosen to dwell"