君父の讐は倶に天を戴かず
くんぷのあだはともにてんをいただかず
not wanting to live in the same world as one's father's or lord's enemies
君父 is read as くんぷ (kumpu) and means one's lord and one's father.
くんぷ
kumpu
くんぷのあだはともにてんをいただかず
not wanting to live in the same world as one's father's or lord's enemies