Adam Clarke's Commentary on the Bible - Hebrews 4:6
It remaineth that some must enter therein - Why our translators put in the word must here I cannot even conjecture. I hope it was not to serve a system, as some have since used it: "Some must go to heaven, for so is the doctrine of the decree; and there must be certain persons infallibly brought thither as a reward to Christ for his sufferings; and in this the will of man and free agency can have no part," etc, etc. Now, supposing that even all this was true, yet it does not exist either... read more
Adam Clarke's Commentary on the Bible - Hebrews 4:5
And in this place again - In the ninety-fifth Psalm, already quoted, Psalm 95:3 . This was a second rest which the Lord promised to the believing, obedient seed of Abraham; and as it was spoken of in the days of David, when the Jews actually possessed this long promised Canaan, therefore it is evident that that was not the rest which God intended, as the next verse shows. read more