Shahrbaraz accepted his proposal and met Heraclius at Constantinople , where he read the letter and switched over to Heraclius ' side .
After reading the letter , he offered to show the letter to Shahrbaraz in a meeting at Constantinople .
Shahrbaraz accepted Shahrbaraz 's proposal and met Heraclius Constantinople Constantinople , where he read the letter and switched over to Heraclius ' side .
After reading the letter , he offered to show the letter to Shahrbaraz in a meeting at Constantinople .