They were afraid, lest this should be a design to entrap, and so destroy them. Whoever were the instruments, they knew that God was the chief author of this occurrent, and wisely reflect upon his providence in it, and their own guilt which provoked him against them.
Related Commentaries of Genesis 42:28
Genesis 42:28
28 And he said unto his brethren, My money is restored; and, lo, it is even in my sack: and their heart failedb them, and they were afraid, saying one to another, What is this that God hath done unto us?