Concerning the things that he recorded, he says: “These have been written down that you may believe that Jesus is the Christ the Son of God, and that, because of believing, you may have life by means of his name. ”
یوحنّای رسول انجیل خود را با هدفی مشخص نوشته ،‏ می‌گوید :‏ « لیکن این قدر نوشته شد تا ایمان آورید که عیسی ،‏ مسیح و پسر خدا است و تا ایمان آورده به اسم او حیات یابید .‏ »