To an earnest call for attention to his teachings, the writer adds a commendation of wisdom, preceded and enforced by the counsels of his father and teacher. To this he adds a caution (against the devices of the wicked), and a series of exhortations to docility, integrity, and uprightness. (Pro. 4:1-27) (Compare Pro 1:8). to know--in order to know. doctrine--the matter of learning (Pro 1:5), such as he had received (Lam 3:1).