1 6 7 6 , ▁the ▁King ▁decided ▁to ▁send ▁a ▁large ▁army ▁to ▁suppress ▁the ▁re bell ion . ▁The ▁army ▁was ▁much ▁larger ▁than ▁Tr un aj aya ' s , ▁but ▁was ▁pre domin antly ▁made ▁up ▁of ▁cons cript ed ▁pe as ants . ▁It ▁also ▁included ▁West ▁J avan ese ▁auxili aries . ▁The ▁king ▁put ▁the ▁crown ▁prince ▁in ▁charge ▁of ▁this ▁army ; ▁he ▁was ▁either ▁una ware ▁of ▁the ▁crown ▁prince ' s ▁role ▁in ▁the ▁re bell ion ▁or ▁planned ▁to ▁have ▁him ▁murder ed ▁during ▁the ▁campaign . ▁Other ▁princes ▁also ▁joined ▁the ▁army , ▁including ▁the ▁King ' s ▁uncle ▁P anger an ▁P urb aya , ▁Sultan ▁Ag ung ' s ▁only ▁remaining ▁brother ▁who ▁was ▁almost ▁ 8 0 ▁years ▁old , ▁as ▁well ▁another ▁son ▁of ▁the ▁king ▁P anger an ▁Sing as ari ▁who ▁was ▁the ▁crown ▁prince ' s ▁ar chen emy . ▁ ▁The ▁Mat aram ▁army ▁march ed ▁to ▁Je para , ▁and ▁then ▁east wards ▁towards ▁territ ories ▁controlled ▁by ▁the ▁reb els . ▁It ▁met ▁the ▁re bel ▁army ▁in ▁Geg od og , ▁east ▁of ▁T ub an ▁on ▁the ▁north ▁coast ▁of ▁eastern ▁Java . ▁The ▁Crown ▁Prince ▁initially ▁expected ▁that ▁he ▁and ▁his ▁prot ég é ▁Tr un aj aya ▁would ▁only ▁fight ▁a ▁sh am ▁battle ▁and ▁then ▁both ▁forces ▁would ▁join ▁against ▁the ▁King . ▁However , ▁Tr un aj aya ▁bet rayed ▁his ▁former ▁friend ▁and ▁patron