Calchas, A Greeke, southsayer, the sonne of Thesto who wente to Troy with the Græcians, and taughte them by his running many things to come. When their name at the firste was stayed in Aulis, he instructed Agamemnon how Diana hir wrath might be appeased. And afterwarde by seeing a Serpent climbe into a tree, & cate twelue yong Sparrowes togither with their damme, he declared that Troy should be renne yeares in taking. When Troy was destroyed, as he returned homewarde by lande with Amphilocus, at the citie Colophon, he happened into the companie of the excellente southsayer Moplus. Of whom bicause he was passed in hys science he died for sorrow,
Lewis and Short: Latin dictionary
Calchās, antis (gen. Calchae, Gell. ap. Charis. p. 50 P.; acc. Calcham, Pac. and Plaut. ib.; Calchanta, Verg. A. 2, 122; Val. Max. 8, 11, ext. 6; Stat. Achill. 1, 493; 2, 7; Calchantem, Cic. N D. 2, 3, 7; id. Div. 1, 40, 87; 2, 30, 63; abl. Calchă, Plaut. Men. 5, 1, 48; cf. Prisc. p. 702 P.; Ritschl prol. ad Plaut. Trin. p. 87), m., = *ka/lxas, son of Thestor, the most distinguished seer among the Greeks before Troy, Verg. A. 2, 122; 2, 182; Ov. A. A. 2, 737.