'Generation' in the Bible

‘None of these men in this evil generation will see the good land I swore to give your fathers,

The time we spent traveling from Kadesh-barnea until we crossed the Zered Valley was 38 years until the entire generation of fighting men had perished from the camp, as the Lord had sworn to them.

No one of illegitimate birth may enter the Lord’s assembly; none of his descendants, even to the tenth generation, may enter the Lord’s assembly.

No Ammonite or Moabite may enter the Lord’s assembly; none of their descendants, even to the tenth generation, may ever enter the Lord’s assembly.

The children born to them in the third generation may enter the Lord’s assembly.

His people have acted corruptly toward Him;this is their defect—they are not His childrenbut a devious and crooked generation.

He said: “I will hide My face from them;I will see what will become of them,for they are a perverse generation—unfaithful children.