entity_id,source_id,evidence_type,source_note ENT_THETIS,SRC_APOLLODORUS_LIBRARY,scholarly attestation,Library 3.13.5; daughter of Nereus; married Peleus (both Chiron and Prometheus warn Zeus); mother of Achilles ENT_THETIS,SRC_HESIOD_THEOGONY,direct attestation,"Hesiod, Theogony 240-264 (the catalogue of the Nereids, daughters of Nereus and Doris)." ENT_THETIS,SRC_HOMER_ILIAD_ODYSSEY,direct attestation,"Thetis (Nereid; mother of Achilles) is a major figure in the Iliad: she intercedes with Zeus on Achilles' behalf (Iliad I.493-533), commissions Hephaestus to forge Achilles' armor (XVIII.368-617), and mourns her son throughout; she is the son of Nereus and the sea; throughout Iliad I, XVIII, XXIV" ENT_THETIS,SRC_THEOI_HOME,index attestation,"Attested in Theoi Project index (Greek gods, spirits, heroes in classical literature)." ENT_THETIS,SRC_THEOI_SEA,index attestation,Literary attestation in classical/mythographic tradition; cult evidence varies by entity.