Section 116

No tenant of immovable property, or person claiming through such tenant, shall during the continuance of the tenancy be permitted to deny that the landlord of such tenant had at the beginning of the tenancy a title to such immovable property; and no person who came upon any immovable property by the licence of the person in possession thereof shall be permitted to deny that such person had a title to such possession at the time when such licence was given.

Estoppel of acceptor of bill of exchange, bailee or licensee.