Matthew 6:6 But thou, when thou prayest, enter into thy closet, and when thou hast shut thy door, pray to thy Father which is in secret; and thy Father which seeth in secret shall reward thee openly. (KJV WBS)
Judges 3:24 When he had gone, the servants came; and when they saw that the doors of the roof chamber were locked, they thought, "He is only relieving himself in the closet of the cool chamber." (DBY RSV)
Joel 2:16 Gather the people, sanctify the congregation, assemble the elders, gather the children, and those that suck the breasts: let the bridegroom go forth of his chamber, and the bride out of her closet. (KJV ASV DBY WBS YLT)