Anna and Josh Duggar

Another Duggar has been welcomed into the world.

The baby was born Wednesday, to Josh — the eldest son of Jim Bob and Michelle Duggar — and his wife, Anna. He weighed in at 8 pounds, 5 ounces, People reports.

Duggar baby No. 19 released from the hospital

Josh, 23, is part of the TLC series 19 Kids and Counting, which documents Jim Bob and Michelle's growing family of 19 children. The new baby, whose name has yet to be released, joins big sister MacKynzie, 20 months, as the first Duggar grandchildren.

The newest addition will be part of Sunday's special 19 Kids: First Grandson at 8/7c on TLC.