2 occurrences across the corpus

Apostolic Fathers

Epistle of Barnabas 17:1

As far as was possible, and could be done with perspicuity, I cherish the hope that, according to my desire, I have omitted none of those things at present [demanding consideration], which bear upon your salvation. For if I should write to you about things future, ye would not understand, because such knowledge is hid in parables. These things then are so.

OT Pseudepigrapha

4 Maccabees 5:44

But when this man also was put to a death of agony with the tortures, the fifth sprang forward saying, 'I shrink not, O tyrant, from demanding the torture for virtue's sake.