Genesis 44:2

Put my cup, the silver cup, in the sack's mouth of the youngest, with his grain money." He did according to the word that Joseph had spoken.

Genesis 42:15-16

By this you shall be tested. By the life of Pharaoh, you shall not go forth from here, unless your youngest brother comes here.

Genesis 42:20

Bring your youngest brother to me; so will your words be verified, and you won't die." They did so.

Genesis 43:32

They served him by himself, and them by themselves, and the Egyptians, that ate with him, by themselves, because the Egyptians do not eat bread with the Hebrews, for that is an abomination to the Egyptians.

Deuteronomy 8:2

You shall remember all the way which the LORD your God has led you these forty years in the wilderness, that he might humble you, to prove you, to know what was in your heart, whether you would keep his commandments, or not.

Deuteronomy 8:16

who fed you in the wilderness with manna, which your fathers did not know; that he might humble you, and that he might prove you, to do you good at your latter end:

Deuteronomy 13:3

you shall not listen to the words of that prophet, or to that dreamer of dreams: for the LORD your God proves you, to know whether you love the LORD your God with all your heart and with all your soul.

Matthew 10:16

"Look, I send you out as sheep in the midst of wolves. Therefore be wise as serpents, and harmless as doves.

2 Corinthians 8:8

I speak not by way of commandment, but as proving through the earnestness of others the sincerity also of your love.

Treasury of Scripture Knowledge

Summary

And put my cup, the silver cup, in the sack's mouth of the youngest, and his corn money. And he did according to the word that Joseph had spoken.

Bible References

General references

Genesis 42:15
By this you shall be tested. By the life of Pharaoh, you shall not go forth from here, unless your youngest brother comes here.
Genesis 43:32
They served him by himself, and them by themselves, and the Egyptians, that ate with him, by themselves, because the Egyptians do not eat bread with the Hebrews, for that is an abomination to the Egyptians.
Deuteronomy 8:2
You shall remember all the way which the LORD your God has led you these forty years in the wilderness, that he might humble you, to prove you, to know what was in your heart, whether you would keep his commandments, or not.
Deuteronomy 13:3
you shall not listen to the words of that prophet, or to that dreamer of dreams: for the LORD your God proves you, to know whether you love the LORD your God with all your heart and with all your soul.
Matthew 10:16
"Look, I send you out as sheep in the midst of wolves. Therefore be wise as serpents, and harmless as doves.
2 Corinthians 8:8
I speak not by way of commandment, but as proving through the earnestness of others the sincerity also of your love.