# whose home I have made ... in the salt land?

"I am the one who has untied ... whose home I have made in the Arabah, his house in the salt land.". The question that began with the words "Who has untied" in verse 5 ends here.

# whose home I have made in the Arabah

"I gave him the Arabah as a place to live". Yahweh describes the donkey as though he were a person that had a house.

# the salt land

the land around the Salt Sea that has a lot of salt in it