Israel was called God’s son—a status under threat here in Hosea—as graphically demonstrated in the naming of Hosea’s children. God’s pending divorce of Israel points to the only way for God’s elect to be saved. The warnings in Hosea are for God’s people today that we may examine ourselves to be sure we are in the faith.
We turn to page 234 of Vos’s book, Biblical Theology, to speak about the understanding of monotheism which the biblical prophets possessed. On pages 206–211 of