en_tn_lite_do_not_use/gen/40/03.md

He put them in custody in the house of the captain of the guard

"He put them in the prison that was in the house that was overseen by the captain of the guard"

He put them

The king did not put them in prison but rather he commanded for them to be imprisoned. AT: "He had them put" or "He commanded his guard to put" (See: rc://en/ta/man/translate/figs-metonymy)

in the same prison where Joseph was confined

This can be stated in active form. AT: "This was the same prison that Joseph was in" or "This was the same prison Potiphar put Joseph in" (See: rc://en/ta/man/translate/figs-activepassive)