Far from it being a sign of his anger, the cup was the very thing that Joseph would use to get the brother’s back into his presence. And it was here, as they returned the third time that Joseph revealed himself to them. It was here that the veil was removed and they were reunited with their brother. It was here that he embraced and kissed them. The cup that they had been so fearful of, ended up resulting not in judgement but in forgiveness and reconciliation.
