Genesis 11:1

Now the whole earth used the same language and the same words.

Zephaniah 3:9

“For then I will give to the peoples purified lips,
That all of them may call on the name of the Lord,
To serve Him shoulder to shoulder.

Acts 2:6

And when this sound occurred, the crowd came together, and were bewildered because each one of them was hearing them speak in his own language.

Isaiah 19:18

In that day five cities in the land of Egypt will be speaking the language of Canaan and swearing allegiance to the Lord of hosts; one will be called the City of Destruction.

Treasury of Scripture Knowledge

Summary

And the whole earth was of one language, and of one speech.

Bible References

Was

Isaiah 19:18
In that day five cities in the land of Egypt will be speaking the language of Canaan and swearing allegiance to the Lord of hosts; one will be called the City of Destruction.
Zephaniah 3:9
“For then I will give to the peoples purified lips,
That all of them may call on the name of the Lord,
To serve Him shoulder to shoulder.
Acts 2:6
And when this sound occurred, the crowd came together, and were bewildered because each one of them was hearing them speak in his own language.