13 On their second visit, Joseph told his brothers who he was, and Pharaoh learned about Joseph’s family.

Read Acts 7:13 Using Other Translations

And at the second time Joseph was made known to his brethren; and Joseph's kindred was made known unto Pharaoh.
And on the second visit Joseph made himself known to his brothers, and Joseph's family became known to Pharaoh.
The second time they went, Joseph revealed his identity to his brothers, and they were introduced to Pharaoh.