Joseph Duggar relied on his faith during his time in jail. According to jailhouse audio released by the Washington County Sheriff's Office and obtained by Us Weekly on Wednesday, April 8, Joseph, 31, spoke to his wife, Kendra Duggar, about how he was finding strength while behind bars. "I just went into my prayer closet, and I had a really good time praying for you and for the kids and even for Mama and Joy, because they've been assisting you a lot," Joseph shared. "I found Psalm 54 has been one that I've been praying.