The implied information can be stated explicitly. AT: "a different doctrine from what we teach" (See: [[rc://en/ta/man/translate/figs-explicit]])
# Neither should they pay attention
The understood information can be stated clearly. AT: "And I also want you to command them not to pay attention" (See: [[rc://en/ta/man/translate/figs-ellipsis]])
"lists of ancestors." A genealogy is the written or verbal record of a person's parents and ancestors. These were very important in Israel, as they established which tribe one was included in the people of Israel.
Possible meanings are 1) "rather than helping us to understand God's plan to save us, which we learn by faith" or 2) "rather than helping us to do God's work, which we do by faith."