Midrash sa 2 Mga Hari 18:3: Aggadat Bereshit

[2] Another interpretation: "And these are the generations of Isaac. The crown of the elders are the children's children, and the glory of children are their fathers. (Proverbs 17:6) There are good children who give a crown to their fathers, and there are wicked children who take the crown from their father, as it says, "And Ham, the father of Canaan, saw..." (Genesis 9:22). But Shem and Japheth covered the nakedness of their father. (Genesis 9:23) Ishmael serves idols, but Isaac, who was the burnt offering of the Lord, gave a crown to his father. These are the generations of Isaac. Reuben, unstable as water... (Genesis 49:4) and Joseph hurried and went up to his father... (Genesis 50:4). Absalom said, "I will strike down the king alone." (2 Samuel 17:1) But Solomon rode on his own mule... (1 Kings 1:33) Hezekiah stood and added to the work, as it says, "And he did what was right in the eyes of the Lord, according to all that David his father had done." (2 Kings 18:3) Be the crown of the elders, children's children. These are the generations of Isaac."