Pedorastia is heavily endorsed by the Talmud

Sanhedrin 54b footnote 26: Lev. XVIII, 22. Thus the point of comparison is the sexual matureness of woman, which is reached at the age of three. Kethuboth 11b: When a grownup man has intercourse with a little girl it is nothing, for when the girl is less than this, 6 it is as if one puts the finger into the eye. Yebamoth 60b: A certain priest married a proselyte who was under the age of three years and one day.