King James Version
And the thing was known to Mordecai, who told it unto Esther the queen; and Esther certified the king thereof in Mordecai's name.English Standard Version
And this came to the knowledge of Mordecai, and he told it to Queen Esther, and Esther told the king in the name of Mordecai.New International Version
But Mordecai found out about the plot and told Queen Esther, who in turn reported it to the king, giving credit to Mordecai.