sacra quae [Cronia esse] iterantur {ab illis}ABL/*?illisABL
sacrifice-N-PL-ACC REL-N-PL-NOM Cronia-N-PL-NOM be-INFIN repeat-3-PL-PASS by that-PL-ABL
sacrifices that are said by them to be the Cronia [i.e. for Cronus]