This is a quotation within a quotation. It can be stated as an indirect quotation. Alternate translation: "My master asked us if we have a father or a brother." (See: [[rc://en/ta/man/translate/figs-quotesinquotes]] and [[rc://en/ta/man/translate/figs-quotations]])
Judah refers to Joseph with the words "my master" and "his." He also refers to himself and his brothers as "his servants." Alternate translation: "You, my master, asked us, your servants" or "You asked us" (See: [[rc://en/ta/man/translate/figs-123person]])