The first time a baby is taken out of its room, it must be taken up, or it will not go to heaven. If the door of the room steps down, then the person carrying the baby must step up on a chair or book with the baby in her arms.
North Carolina.

The first time a baby is taken out of its room, it must be taken up, or it will not go to heaven. If the door of the room steps down, then the person carrying the baby must step up on a chair or book with the baby in her arms.
Source: Current Superstitions (1896), entry 23.
Fanny D. Bergen, editor.
Modern normalized navigation; the historical attribution above remains unchanged.