1872, Johann Peter Lange and Philip Schaff, A Commentary on the Holy Scriptures: Critical, Doctrinal, and Homilectical, with Special Reference to Ministers and Students, In most cases, however, the לprefixum indicates the author, and there are historical grounds for the view that other historical persons than David, distinguished likewise in the domain of sacred song, were by this designation to be put in the same relation to certain Psalms, and that it was by now means the intention of the authors of the superscriptions to make David the author of all the Psalms.