In Chapter 12 above the subject was Abraham's sojourn in Egypt, which meant the instruction that the Lord received in factual knowledge when He was still a boy. In the present chapter the subject is Abraham's sojourn in Gerar, where Abimelech was. This sojourning in a similar way means instruction received by the Lord, but now it is in matters of doctrine regarding charity and faith. Dealt with in particular here is the origin of the doctrine of charity and faith; that is to say, that this doctrine is spiritual deriving from a celestial origin but is not from the rational.