Numbers 14:29

14:29 Your dead bodies will fall in this wilderness – all those of you who were numbered, according to your full number, from twenty years old and upward, who have murmured against me.

Numbers 32:11

32:11 ‘Because they have not followed me wholeheartedly, not one of the men twenty years old and upward who came from Egypt will see the land that I swore to give to Abraham, Isaac, and Jacob,

Exodus 30:14

30:14 Everyone who crosses over to those numbered, from twenty years old and up, is to pay an offering to the Lord.