Articles of agreement among men are usually sealed, that the covenants may be the more solemn, and the performances of the covenants the more sure, to mutual satisfaction. God therefore, being willing more abundantly to show to the heirs of promise the immutability of his councils , has confirmed his covenant by a seal (Heb. 6:17), which makes the foundations we build on stand sure, 2 Tim. 2:19. T...