Warnings Against Denying the Son

¹⁸ Dear children, this is the last hour;^(A) and as you have heard that the antichrist is coming,^(B) even now many antichrists have come.^(C) This is how we know it is the last hour.

¹⁹ They went out from us,^(A) but they did not really belong to us. For if they had belonged to us, they would have remained with us; but their going showed that none of them belonged to us.^(B)