Ulangan 2:14

2:14 Now the length of time it took for us to go from Kadesh Barnea to the crossing of Wadi Zered was thirty-eight years, time for all the military men of that generation to die, just as the Lord had vowed to them.

Ibrani 3:17

3:17 And against whom was God ¹  provoked for forty years? Was it not those who sinned, whose dead bodies fell in the wilderness? ² 

[3:17]  ¹ tn Grk “he”; in the translation the referent (God) has been specified for clarity.

[3:17]  ² sn An allusion to God’s judgment pronounced in Num 14:29, 32.