Adam Clarke's Commentary on the Bible - Deuteronomy 6:7
Thou shalt teach them diligently - שננתם shinnantam , from שנן shanan , to repeat, iterate, or do a thing again and again; hence to whet or sharpen any instrument, which is done by reiterated friction or grinding. We see here the spirit of this Divine injunction. God's testimonies must be taught to our children, and the utmost diligence must be used to make them understand them. This is a most difficult task; and it requires much patience, much prudence, much judgment, and much piety... read more
Adam Clarke's Commentary on the Bible - Deuteronomy 6:6
Shall be in thine heart - For where else can love be? If it be not in the heart, it exists not. And if these words be not in the heart - if they are not esteemed, prized, and received as a high and most glorious privilege, what hope is there that this love shall ever reign there? read more