He speaketh as it were from God to himself, but withal to the encouragement of his followers and of all good men. To be moved, to wit, so as fall into mischief. Will not slumber; will not overlook nor neglect any thing which is necessary for thy preservation.
Related Commentaries of Psalms 121:3
Psalms 121:3
3 He will not suffer thy foot to be moved: he that keepeth thee will not slumber.