וְהָי֤וּ בָנָיו֙ כְּקֶ֔דֶם וַעֲדָת֖וֹ לְפָנַ֣י תִּכּ֑וֹן וּפָ֣קַדְתִּ֔י עַ֖ל כָּל־לֹחֲצָֽיו׃
Their children also shall be as aforetime, And their congregation shall be established before Me, And I will punish all that oppress them.
Read kabbalistic (mystical) interpretation of Jeremiah 30:20: and classical mystical sources.