Psalms 132:2

“How he sware unto the Lord, [and] vowed unto the mighty [God] of Jacob.] Whom Jacob called so, (<014924>Genesis 49:24); and to whom he vowed a vow, and is the first we read of that did make one, and it was concerning the house of God, (<012817>Genesis 28:17,20,21); and who had an experience of the might and power of God in protecting and defending him from his brother Esau: of this oath and vow of David no mention is made elsewhere, but no doubt they were made; (see <19B9106>Psalm 119:106); of the Messiah’s swearing, though upon another account, to whom this may be applied, (see <234523>Isaiah 45:23 <661001>Revelation 10:1,2,5,6).”

“How he sware unto the Lord - The solemn oath which he took that he would make this the first object; that he would give himself no rest until this was done; that he would sacrifice his personal ease and comfort in order that he might thus honor God. This oath or purpose is not recorded in the history. The fair interpretation of this would be either (1) that these words properly expressed what was in the mind of David at the time - that is, his acts implied that this purpose was in his heart; or (2) that this vow was actually made by David, though not elsewhere recorded. Such a vow might have been made, and the remembrance of it kept up by tradition, or it might have been suggested to the…”

“he sware: Psa 56:12, Psa 65:1, Psa 66:13, Psa 66:14, Psa 116:14-18, Psa 119:106; Sa2 7:1 the mighty: Psa 132:5, Psa 46:11, Psa 50:1, Psa 146:5, Psa 146:6; Gen 49:24 Psalms 132:3”