Genesis 40:4
And the captain of the guard charged Joseph with them, and he served them; and they continued for days in prison.
Genesis 37:36
And the Midianites sold him into Egypt unto Potiphar, an officer of Pharaoh's and captain of the guard.
Genesis 39:1
And Joseph was brought down to Egypt; and Potiphar, an officer of Pharaoh, captain of the guard, an Egyptian, bought him from the hands of the Ishmeelites, who had brought him down there.
Genesis 39:21-23
But the LORD was with Joseph and showed him mercy and gave him grace in the sight of the prince of the house of the prison.
Psalm 37:5
Gimel Turn thy way unto the LORD and wait in him, and he shall bring it to pass.