How harmful is it for kids to witness their parents fighting?

On the fourth day of Navratri, adoration is offered to Goddess Kushmanda, who is said to be the fourth manifestation of Goddess Durga. It is believed that the goddesses visit the earth during Navratri and bestow their blessings on their followers, encouraging them to face their fears and giving them all-encompassing power. https://healthylifehuman.com/fourth-day-of-navratri-kushmanda-mata/