28. — the first] The principal, "the great," Matt. xxii. 36. 31. — There is none other commandment greater than these.] That is, there is nothing in religion of a higher obligation than these two precepts. All the duties of religion must be governed by these two principles. Beyond them there is nothing greater, nothing to limit or restrain them: but by them must every thing else be limited and restrained. Bp. Sherlock. 36. — said by the Holy Ghost,] Here is a most clear and express proof that David wrote the Psalms under the influence of the Holy Ghost. Dr. Whitby. From this passage also, compared with Luke i. 68, 70, it appears that the Holy Ghost is "the Lord God of Israel." For from Luke i. 68, 70, we find that the Lord God of Israel "spake by the mouth of His holy Prophets." But here we read, that David spake "by the Holy Ghost;" therefore the Holy Ghost is the Lord God of Israel.