LESSON 29 PREPOSITIONS (PART 1) PREPOSITIONS USED WITH THE ACCUSATIVE AND GENITIVE CASES διά, κατά, μετά, περί, ὑπέρ, ὑπό διά with the accusative means “on account of,” “because of.” διά with the genitive has three chief meanings:— (1) of place, signifying “through” (John 4:4; 1 Cor. 13:12). (2) of instrument, signifying “by means of,” “through” (2 Thess. 2: 2). (3) of time, signifying (a) “during” (Heb. 2:15; διὰ νυκτός is “by night” (i.e., during, without reference to a particular