Cain spoke to Abel his brother. And when they were in the field, Cain rose up against his brother Abel and killed him.
8. And Cain talked with Abel his brother . Some understand this conversation to have been general; as if Cain, perfidiously dissembling his anger, spoke in a fraternal manner. Jerome relates the language used, ‘Come, let us go without.’ “Egrediamur foras.” — Vulgate. In my opinion the speech is elliptical, and something is to be understood, yet what it is remains uncertain.
We have here the progress of Cain's anger, and the issue of it in Abel's murder, which may be considered two ways: - I. As Cain's sin; and a scarlet, crimson, sin it was, a sin of the first magnitude, a sin against the light and law of nature, and which the consciences even of bad men have startled at. See in it, 1.
And the Lord said unto Cain, where is Abel thy brother?.... Perhaps this was said to him the next time he came to offer, he not being with him: this question is put, not as being ignorant where he was, but in order to bring Cain to a conviction and confession of his sin, to touch his conscience with it, and fill it with remorse...