These [are] the generations of Jacob. Joseph, [being] seventeen years old, was feeding the flock with his brethren; 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.
Berean Study Bible (BSB) - Genesis 37:2 >This is the account of Jacob. When Joseph was seventeen years old, he was tending the flock with his brothers, the sons of his father’s wives Bilhah and Zilpah, and he brought their father a bad report about them.