And Joseph knew his brothers, but they knew not him.
but they knew.
Luke 24:16 But their eyes were held that they should not know him.
John 20:14 And when she had thus said, she turned herself back, and saw Jesus standing, and knew not that it was Jesus.
John 21:4 But when the morning was now come, Jesus stood on the shore: but the disciples knew not that it was Jesus.