1:1 [] Ekeino, to opoion hto ap' archV, to opoion hkousamen, to opoion eidomen me touV ofqalmouV hmwn, to opoion eqewrhsamen kai ai ceireV hmwn eyhlafhsan, peri tou Logou thV zwhV×

1:2 kai h zwh efanerwqh, kai eidomen kai marturoumen kai apaggellomen proV esaV thn zwhn thn aiwnion, htiV hto para tw Patri kai efanerwqh eiV hmaV

1:3 ekeino, to opoion eidomen kai hkousamen, apaggellomen proV esaV× dia na echte kai seiV koinwnian meq' hmwn× kai h koinwnia de hmwn einai meta tou PatroV kai meta tou Uiou autou Ihsou Cristou.

1:4 Kai tauta grafomen proV esaV, dia na hnai plhrhV h cara saV.

1:5 [] Kai auth einai h epaggelia, thn opoian hkousamen ap' autou kai anaggellomen proV esaV, oti o QeoV einai fwV kai skotia en autw den uparcei oudemia.

1:6 Ean eipwmen oti koinwnian ecomen met' autou kai peripatwmen en tw skotei, yeudomeqa kai den prattomen thn alhqeian×

1:7 ean omwV peripatwmen en tw fwti, kaqwV autoV einai en tw fwti, ecomen koinwnian met' allhlwn, kai to aima tou Ihsou Cristou tou Uiou autou kaqarizei hmaV apo pashV amartiaV.

1:8 [] Ean eipwmen oti amartian den ecomen, eautouV planwmen kai h alhqeia den einai en hmin.

1:9 Ean omologwmen taV amartiaV hmwn, einai pistoV kai dikaioV, wste na sugcwrhsh eiV hmaV taV amartiaV kai kaqarish hmaV apo pashV adikiaV.