17. Φωτός--noun, see [vii, 25]. Gen. (sing.) and dat. (sing. and plur.) of monosyllables of 3d decl. accent the ultimate.
18. πάντες--See [vii, 12]; nom. masc. plur., men being understood, [§ 74]; subj. of clause.
19. πιστεύσωσι--verb, from πιστεύω; second σ is sign of 1st fut., [§ 59]; ω sign of subj., [§ 44]; σι 3d plur. act., [§ 49].
20. δἰ--See [vii, 13].
21. αὐτοῦ--See [vii, 14].
22. Οὐκ--neg. adv., same as οὐ, (vii, 83,) with euphonic κ before a vowel.
23. ἦν--See [vii, 3].
24. ἐκεῖνος--demonst, adj. pron., [§ 39]; =he, nom. masc. sing., subj. of sentence, [§ 27]; accent, [§ 6].
25. τὸ--See [vii, 24].
26. Φῶς--See [vii, 25].