This publication unveils a set of fifteen fragmented sandstone blocks currently located in the courtyard of the IXth Pylon of the temple of Amun in Karnak. The study of these inscriptions allows to identify some elements of the offering scenes decorating a number of registers of a monumental doorway dating from the reign of Ptolemy III Evergetes. The exact location inside the Karnak complex of the building to which this door belonged remains still uncertain