Reference for Isaiah 43:21-44:23:27

אָבִ֥יךָ הָרִאשׁ֖וֹן חָטָ֑א וּמְלִיצֶ֖יךָ פָּ֥שְׁעוּ בִֽי׃

Thy first father sinned, And thine intercessors have transgressed against Me.