Three verses after the account about Thomas, John explained that he wrote so that people “may believe that Jesus is the Christ the Son of God ” ​ — not that he is God. ​ — John 20: 17, 28, 31.
Dažus pantus tālāk viņš paskaidro, ka viņš to ir darījis tāpēc, lai cilvēki ” ticētu, ka Jēzus ir Kristus, Dieva Dēls ”.