▁an ▁army ▁composed ▁of ▁L agen ians , ▁Con na ci ans , ▁and ▁the ▁southern ▁Hy ▁Ni alls , ▁march ed ▁to ▁F ia ch la , ▁under ▁the ▁conduct ▁of ▁Ma el - s agh lin , ▁the ▁son ▁of ▁Ma el ron y , ▁and ▁enc amp ed ▁at ▁Mo yd um ha , ▁in ▁the ▁vic inity ▁of ▁Ar d agh . ▁ ▁The ▁ancient ▁name ▁of ▁this ▁parish ▁was ▁Kil mod h ain , ▁or ▁Kil mac dh um ha , ▁so ▁called ▁from ▁being ▁the ▁kil ▁or ▁cell ▁of ▁St . ▁Mod h ain , ▁or ▁Mod i ud ▁the ▁Simple , ▁whose ▁fe ast ▁is ▁celebrated ▁on ▁ 1 2 ▁February , ▁according ▁to ▁the ▁L ives ▁of ▁the ▁Sain ts . ▁St . ▁Mod an ▁lived ▁about ▁the ▁year ▁ 5 9 1 , ▁when ▁he ▁was ▁made ▁a ▁bishop ▁of ▁Car n fur bu id he . ▁He ▁had ▁ere cted ▁the ▁Pri ory ▁of ▁Mo yd ow , ▁no ▁ru ins ▁of ▁which ▁now ▁exist . ▁It ▁is ▁said ▁that ▁one ▁Br c laus , ▁a ▁dis ci ple ▁and ▁pres by ter ▁of ▁St . ▁Patrick , ▁was ▁a ▁pres by ter ▁here ▁for ▁some ▁time ▁after ▁its ▁ere ction . ▁O ' Don ovan ▁says ▁this ▁was ▁one ▁of ▁the ▁oldest ▁pri ories ▁in ▁Ireland . ▁ ▁The ▁parish ▁compr ises ▁ 4 5 , 7 7 1 ▁stat ute ▁acres , ▁of ▁which ▁about ▁ 1 , 2 0 3