וַתֹּ֙אמֶר֙ אֶל־עֲבָדֶ֔יךָ אִם־לֹ֥א יֵרֵ֛ד אֲחִיכֶ֥ם הַקָּטֹ֖ן אִתְּכֶ֑ם לֹ֥א תֹסִפ֖וּן לִרְא֥וֹת פָּנָֽי׃
And thou saidst unto thy servants: Except your youngest brother come down with you, ye shall see my face no more.
Read halakhic rulings (Jewish law) on Genesis 44:23: and classical halakhic sources.