2 occurrences across the corpus

Apostolic Fathers

Ignatius to Polycarp 1:8

Every wound is not healed with the same plaster: if the accessions of the disease be vehement, modify them with soft remedies: be in all things wise as a serpent, but harmless as a dove.

OT Pseudepigrapha

The Letter of Aristeas 4:16

And all these were fastened with lead at the bottom and at the sidewalls, and over them a great quantity of plaster had been spread, and every part of the work had been most carefully carried out.