מלאכי א:ו פירוש: רש״י

A son is required to honor his father, and so a slave his master and you are called sons and slaves. Now, if I am your father, where is My honor?

says the Lord of Hosts to you You, the priests who despise My Name.

But you said, “How have we despised” I knew that you would say, “How have we despised?” This is the contempt [as follows:]