he [Hādēs] gave her, stealthily, the honey-sweet berry of the pomegranate to eat, peering around him.43 He did not want her to stay for all time over there, at the side of her honorable mother
This really got me wondering, why does eating the pomegranate force Persephone to stay in the underworld? I am wondering due to this what pomegranate symbolize and why does this have so much power?