4 occurrences across the corpus

King James Version

Proverbs 20:29

The glory of young men is their strength: and the beauty of old men is the grey head.

Jubilees

Jubilees 23:25

And the heads of the children shall be white with grey hair, And a child of three weeks shall appear old like a man of one hundred years, And their stature shall be destroyed by tribulation and oppression.

OT Pseudepigrapha

4 Maccabees 2:38

And Antiochus, looking on him, said: 'Before I allow the tortures to begin for you, O venerable man, I would give you this counsel, that you should eat of the flesh of the swine and save your life; for I respect your age and your grey hairs, although to have worn them so long a time, and still to cling to the Jewish religion, makes me think you no philosopher.

4 Maccabees 4:10

O blessed age, O reverend grey head, O life faithful to the Law and perfected by the seal of death!