Three gracious promises are here made to Israel, to engage them to their duty and encourage them in it; and each of the promises has some needful precepts and cautions joined to it. I. It is here promised that they should be guided and kept in their way through the wilderness to the land of promise: Behold, I send an angel before thee (Exod. 23:20), my angel (Exod. 23:23), a created angel, say som...