Their raids against the Principality of Antioch persuaded Tancred to accept the arbitration of the Catholic prelates .
Oshin of Lampron , also sent reinforcements -- 300 Pecheneg horsemen -- to them .
horsemen 's raids against the Principality of Antioch persuaded Tancred to accept the arbitration of the Catholic prelates .
Oshin of Lampron , also sent reinforcements -- 300 Pecheneg horsemen -- to them .