Title. Muth-labben] Upon the death of his son, Psalms 3:1. or, upon the death of him that stood between the two armies, 1 Sam. 17. 4, &c. or, as some, upon the mean or counter-tenour. WIth my whole heart] God is not rightly praised, except the whole heart go along in our prayers. all thy marvellous works] Hidden works, that passe mans reason, and so make him marvell, Psalms 136:4.