Contradiction with Exodus 14:13
Describes Moses telling the Israelites to stand still and see the salvation of the Lord, which contrasts with the continual movement and progression in Numbers 21:20.
Exodus 14:13: And Moses said unto the people, Fear ye not, stand still, and see the salvation of the LORD, which he will shew to you to day: for the Egyptians whom ye have seen to day, ye shall see them again no more for ever. [for the...: or, for whereas ye have seen the Egyptians to day]
Contradiction with Numbers 14:29
Depicts a scenario of punishment and lack of progress, where the Israelites are told they will not enter the Promised Land, contrasting with the forward movement in Numbers 21:20.
Numbers 14:29: Your carcases shall fall in this wilderness; and all that were numbered of you, according to your whole number, from twenty years old and upward, which have murmured against me,
Contradiction with Deuteronomy 1:2
Indicates that the journey should have taken only 11 days, which contrasts with the long, arduous journey described in Numbers, including Numbers 21:20.
Deuteronomy 1:2: ([There are] eleven days' [journey] from Horeb by the way of mount Seir unto Kadeshbarnea.)
Contradiction with Numbers 13:31
Shows the Israelites doubting their ability to conquer the land, contrasting with the implicit progress in their journey in Numbers 21:20.
Numbers 13:31: But the men that went up with him said, We be not able to go up against the people; for they [are] stronger than we.
Contradiction with Numbers 14:4
The Israelites suggest returning to Egypt, contradicting the forward movement evident in Numbers 21:20.
Numbers 14:4: And they said one to another, Let us make a captain, and let us return into Egypt.
Contradiction with Hebrews 3:19
Reflects on the unbelief that prevented them from entering the rest, in contrast with the continued journey described in Numbers 21:20.
Hebrews 3:19: So we see that they could not enter in because of unbelief.