{That ye be renewed} (ananeousthai). Present passive
infinitive (epexegetical, like apothesthai, of al(8874)heia en t(9369)
I(8873)ou) and to be compared with anakainoumenon in  Col 3:10 .
It is an old verb, ananeo(935c), to make new (young) again; though
only here in N.T. {The spirit} (	(9369) pneumati). Not the Holy
Spirit, but the human spirit.