Josh and Anna Duggar with their daughter Mackynzie and son Michael

The Duggar family has added yet another member.

Josh — the eldest son of Jim Bob and Michelle Duggar — and his wife, Anna, welcomed their third child Sunday, a baby boy named Marcus Anthony Duggar, according to US Weekly.

Duggar baby No. 19 released from the hospital

Josh, 25, co-stars on the family's TLC series 19 Kids and Counting, which documents Jim Bob and Michelle's growing family of 19 children. Josh and Anna, who wed in 2008, are already parents to daughter Mackynzie, 3, and Michael, 1.