Kronos

In Greek mythology, Cronus /ˈkroʊnəs/ or Kronos /ˈkroʊnɒs/ (Greek: Κρόνος, krónos) was the leader and youngest of the first generation of Titans, the divine descendants of Uranus, the sky, and Gaia, the earth. He overthrew his father and ruled during the mythological Golden Age, until he was overthrown by his own son Zeus and imprisoned in Tartarus.Gaia foretold he would be overthrown by his children.so when kronos child was born he ate it.