en_tn_condensed/isa/54/06.md

Yahweh has called you back as a wife ... like a woman married young and rejected

Yahweh sending his people away into exile then bringing them back is spoken of as if Yahweh were a husband who had rejected his wife but now accepts her. (

grieved in spirit

Here "spirit" represents a person's inner being. Alternate translation: "grieved" or "made sad"