'Language' in the Bible

And they were singing a new song, saying, "You are worthy to take the scroll and to open its seals, because you were slaughtered, and bought [people] for God by your blood from every tribe and language and people and nation,

After these [things] I looked, and behold, a great crowd that no one was able to number, from every nation and tribe and people and language, standing before the throne and before the Lamb, dressed [in] white robes and [with] palm branches in their hands.

And it was given to him to make war with the saints and to conquer them. And authority was given to him over every tribe and people and language and nation.

And I saw another angel flying {directly overhead}, having an eternal gospel to proclaim to those who reside on the earth, and to every nation and tribe and language and people,