3 occurrences across the corpus

KJV Apocrypha (Catholic Deuterocanon)

2 Maccabees 15:9

And so comforting them out of the law and the prophets, and withal putting them in mind of the battles that they won afore, he made them more cheerful.

OT Pseudepigrapha

The First Book of Adam and Eve 78:39

And they began, Cain and his brother Abel, to walk in the way; Cain talking to him, and comforting him, to make him forget everything.

2 Enoch 22:11

'Bring out the books from my store-houses, and a reed of quick-writing, and give it to Enoch, and deliver to him the choice and comforting books out of thy hand.'