How will the curse of the confusion of tongues be brought to an end?

Answer

"For then will I turn to the people a pure language, that they may all call upon the name of the Lord, to
serve Him with one consent." Zeph. 3: 9.

In what way is this comparison further explained?
Through whom is the reconciliation received?
What similar instruction was given to Titus?
What reason did they give for not receiving Him?
18. Knowing that the unbelieving Jews would still cling to their false ideas respecting the Sabbath, pray?
What promise did God leave for these persecuted ones?
Did this doctrine exist in ancient times?

Questions & Answers are from the book Bible Readings for the Home Circle