Deuteronomy 28:54, 56

The man who is most refined and well-bred among you will be cruel and hostile toward his brother and toward the wife he cherishes and toward the rest of his children who remain

The most refined and well-bred woman among you, who would not venture to set the sole of her foot on the ground because she is so delicate and pampered, will be cruel and hostile toward the husband she cherishes and toward her son and daughter