contains the names of those who believe in Christ [Ld, Lns]. The word ‘life’ modifies ‘book’ by telling the book’s purpose—it clarifies the kind of security the book provides, they are given the protection of eternal life [NIGTC]. See a similar question at 3:5. QUESTION—How are the nouns related in the genitive construction τῷ βιβλίῳ τῆς ζωῆς τοῦ ἀρνίου ‘the book of life of the Lamb’? The book of life belongs to the Lamb [Be, BNTC, EC, Ld, NIGTC, Sw, Wal; TEV]. Or, it could identify the Lamb