Joseph Benson's Commentary of the Old and New Testaments - Isaiah 45:23
Isaiah 45:23 . I have sworn by myself Which is the highest and most solemn oath possible, Hebrews 6:13; and therefore signifies that the matter, thus confirmed, is of extraordinary importance. The word is gone out of my mouth in righteousness It is what I will faithfully perform. And shall not return Namely, unto me void, or without effect, as this phrase is more fully delivered, Isaiah 55:11. It is a metaphor taken from ambassadors, who sometimes return to their princes without any... read more
Albert Barnes' Notes on the Whole Bible - Isaiah 45:23
I have sworn by myself - This verse contains a fuller statement of the truth intimated in the previous verse, that the benefits of salvation should yet be extended to all the world. It is the expression of God’s solemn purpose that all nations should yet be brought to acknowledge him, and partake of the benefits of the true religion. The expression, ‘I have sworn by myself,’ denotes a purpose formed in the most solemn manner, and ratified in the most sacred form. God could swear by no greater... read more