Deuteronomy 2:14

2:14 The days in which we came from Kadesh-barnea, until we were come over the brook Zered, were thirty-eight years; until all the generation of the men of war were consumed from the midst of the camp, as Yahweh swore to them.
-World English Bible

Other Translation

2:14 And the space in which we came from Kadeshbarnea, until we were come over the brook Zered, [was] thirty and eight years; until all the generation of the men of war were wasted out from among the host, as the LORD sware unto them.
-King James Version