I. "Thou didst it." It is something to have got firm hold of a fact. A great deal is gained when the sorrow has been traced up to God.
II. "Thou didst it" has some treasures of knowledge for us. As we go round it we begin to make discoveries. (1) God did it; then I know that infinite wisdomdid it. (2) God did it; then I know that infinite powerdid it. (3) God did it, and therefore I know that infinite lovedid it.
M. R. Vincent, God and Bread,p. 207.
References: Psalms 39:12. R. D. B. Rawnsley, Sermons in Country Churches,1st series, p. 175; Expositor,3rd series, vol. iv., p. 7; J. Budgen, Parochial Sermons,vol. i., p. 166; Spurgeon, Morning by Morning,p. 76. Psalms 39:13. Sermons for Boys and Girls,p. 77.