These are the generations of Jacob. Joseph, being seventeen years old, was feeding the flock with his brothers; and the lad was with the sons of Bilhah, and with the sons of Zilpah, his father's wives: and Joseph brought unto his father their evil report.
All Commentaries on Genesis 37:2 Go To Genesis 37
John Chrysostom
AD 407
Why does he also indicate to us Joseph’s age? For you to learn that his youth constituted no obstacle to virtue and for you to have a complete awareness of the young man’s obedience to his father and his sympathy for his brothers despite their savagery. Despite his being so well disposed to them, Joseph was unable to win them over to concord with him on the grounds of his youth so as to be willing to maintain the bond of love. Instead, they saw from the outset the youth’s inclination to virtue and the father’s favor for him and were prompted to envy him. You see, “they brought false reports about Joseph to their father Israel.”