The Popular Commentary by Paul E. Kretzmann - Isaiah 48:1-11
A Testimony Concerning the House of Jacob v. 1. Hear ye this, O house of Jacob, the form of address purposely being cold and distant, which are called by the name of Israel, presuming upon this right, and are come forth out of the waters of Judah, being physical descendants of the patriarchs, indeed, but lacking in spirituality and faith, which swear by the name of the Lord, the gracious God of the covenant, and make mention of the God of Israel, who intended to make Israel His true,... read more
Matthew Henry's Concise Commentary on the Bible - Isaiah 48:1-8
1-8 The Jews valued themselves on descent from Jacob, and used the name of Jehovah as their God. They prided themselves respecting Jerusalem and the temple, yet there was no holiness in their lives. If we are not sincere in religion, we do but take the name of the Lord in vain. By prophecy they were shown how God would deal with them, long before it came to pass. God has said and done enough to prevent men's boasting of themselves, which makes the sin and ruin of the proud worse; sooner or... read more