Webster's Revised Unabridged Dictionary · 1913

benight

benight (be*nīt") , transitive verb

1.
To involve in darkness; to shroud with the shades of night; to obscure. [Archaic]
The clouds benight the sky. — Garth
2.
To overtake with night or darkness, especially before the end of a day's journey or task.
Some virgin, sure,... benighted in these woods. — Milton
3.
To involve in moral darkness, or ignorance; to debar from intellectual light.
Shall we to men benighted The lamp of life deny? — Heber