TSK
Treasury of Scripture Knowledge references in NET.
The Punishment from God The LORD said to Moses,“How long will this people despise me, and how long will they not believe in me, in spite of the signs that I have done among them?
You will by no means enter into the land where I swore to settle you. The only exceptions are Caleb son of Jephunneh and Joshua son of Nun.
Disobedience at Kadesh Barnea You were not willing to go up, however, but instead rebelled against the LORD your God.
And when he sent you from Kadesh-Barnea and told you,“Go up and possess the land I have given you,” you rebelled against the LORD your God and would neither believe nor obey him.
“As I swore in my anger,‘They will never enter my rest!’”
Therefore it remains for some to enter it, yet those to whom it was previously proclaimed did not enter because of disobedience.