Eft-hweorfan

According to the Old English Dictionary:

eft-hweorfan

To turn back, return; rĕ-vertĕre :-- Æfter tíde eft-hweorfende to heofonum after a time returning again to the heavens, Bd. 4, 3; S. 568, 29. Eft-hwurfon returned again, 5, 6; S. 619, 9. eft-hweorfan