John Gill Commentary Genesis 44:23

"And thou saidst unto thy servants, Except your youngest brother come down with you, ye shall see my face no more." — Genesis 44:23 (ASV)

And you said to your servants
In answer to the representation of things made by them, and notwithstanding that: except your youngest brother come down with you, you shall see my face
no more ;
which though not before related in the discourse, which passed between Joseph and his brethren, in express terms, yet might be justly inferred from what he said; nay, might be expressed in so many words, though not recorded, and as it seems plainly it was, as appears from (Genesis 43:3) .