May 18, 2019
"Perhaps the most significant indication that a new era was at hand was the provisional Chinese decision in the summer of 707[C.E.] to conclude a new marriage peace with Tibet. It may well be that the prospect of peace with China signaled the demise of Arsila T'ui-tzu's clan in Tibet in any event, regardless of his death. the passing of this truly remarkable person marked a hiatus of several years in active Tibetan involvement in Central Asia."
The Tibetan Empire in Central Asia
Christopher I. Beckwith
Pg.73-74