Ge-sibbsum

According to the Old English Dictionary:

ge-sibbsum

adj. Peaceful; pācātus :-- Salomon is gecweden gesibbsum on Englisc Salomon is in English 'peaceful,' Swt. A. S. Rdr. 67, 353. Sint to manienne ða gesibbsuman the peaceful are to be admonished, Past. 46, 5; Swt. 351, 3; Hat. MS. 66 b, 27. v, ge-sibsum. ge-sibbsum