Jesus asks this question to remind the scribes and Pharisees of something David did on the Sabbath. The question is very long, so it can be divided into two sentences. (See: [[rc://en/ta/man/translate/figs-rquestion]])
Jesus refers to reading about David in the Old Testament. This can be translated showing the implicit information. AT: "read in the scriptures what David" (See: [[rc://en/ta/man/translate/figs-explicit]])