After a public reconciliation with his troops, in the summer of 589 he campaigned against the city of Martyropolis, which had recently fallen to the Persians through the treacherous defection of a Roman officer named Sittas.
Setelah rekonsiliasi publik dengan pasukannya, pada musim panas tahun 589 ia berkampanye melawan kota Martyropolis, yang baru saja jatuh ke tangan Persia melalui pembelotan berbahaya seorang perwira Romawi bernama Sittas.