#It is what I said to you; you are spies

"like I already said, you are spies." See how you translated "spies" in [[:en:bible:notes:gen:42:09|42:9]].

#By this you will be tested

This can be stated in active form. AT: "This is how I will test you" (See: [[:en:ta:vol2:translate:figs_activepassive]])

#By the life of Pharaoh

This phrase indicates a solemn oath. AT: "I swear by the life of Pharaoh"

#Send one of yourselves and let him get your brother

"Choose one of you to go get your brother"

#You will remain in prison

"The rest of you will remain in prison"

#that your words may be tested, whether there is truth in you

Here "words" stands for what was said. This can be stated in active form. AT: "so that I may find out if you are telling the truth" (See: [[:en:ta:vol2:translate:figs_metonymy]] and [[:en:ta:vol2:translate:figs_activepassive]])

#in custody

"in prison" (UDB)