Khosrau not only returned Dara and Martyropolis in exchange for Maurice's assistance, but also agreed to a new partition of the Caucasus by which the Sassanids handed over to the Byzantines many cities, including Tigranokert, Manzikert, Baguana, Valarsakert, Bagaran, Vardkesavan, Yerevan, Ani, Kars, and Zarisat.
Upon the death of Aspagur, Mirian was installed on the throne of Iberia by his father whom the medieval Georgian chronicles refer to as "K'asre" (Khosrau), Great King of Iran.