Ge-birhtan
Bosworth & Toller Anglo-Saxon Old English Dictionary - ge-birhtan
According to the Old English Dictionary:
he -birht;
- ge-birhtan
- p. -birhte: pp. -birhted, -birht To make bright, brighten, illuminate; illim. ii. are :-- Ðe ealle bing gebirht which brightens all things, Bt. 34, 8 ; Fox 144, 37. Ealle steorran weorþaþ onlíhte and gebirhte of ðære sunnan all stars are lighted and made bright by the sun, 34, 5 ; Fox 140, 5.