Hebrews 3:19

“So we see that they could not enter in, etc..] To God's rest, the land of Canaan, for they died by the plague before the Lord, and their carcasses fell in the wilderness, before they came to it, (<041437>Numbers 14:37,45) and the reason was, because of unbelief; their distrust of God, his power, and his providence; this instance is produced by the apostle, to show the evil nature of unbelief, and the sad effects of it; to deter persons from it, and that they might take heed of encouraging it; and which instance he further improves in the following chapter.”

“they could not enter--though desiring it. Next: Hebrews Chapter 4”

“So we see ... - We see from the direct testimony of the Old Testament that unbelief was the reason why they were excluded from the promised land. Let us learn in view of the reasoning and exhortations here: (1) The evil of unbelief. It excluded that whole generation, consisting of many hundred thousand souls, from the land of promise - the land to which they had looked with ardent hopes, and with warm desires. It will exclude countless millions from heaven. A “lack of confidence in God” is the great source of evil in this world, and will be the cause of wretchedness to all eternity of unnumbered hosts. But surely that was not a small or unimportant thing which strewed the desert with the…”

“So we see they could not enter in - Though afterward they desired it. Next: Hebrews Chapter 4”

“3:19 Unbelief and disobedience are closely associated in Hebrews and in the Old Testament passages being discussed (Num 14:11; Deut 9:23; Ps 78:22, 32). As a consequence of disobedience, they were not able to enter his rest by entering the land of Canaan (Deut 3:20; 12:10; Josh 1:13).”

“Mar 16:16; Joh 3:18, Joh 3:36; Th2 2:12; Jo1 5:10; Jde 1:5 Next: Hebrews Chapter 4”