Teresh

On one of those occasions, when Mordekhai was sitting at the King's Gate, two of the king's officers, Bigtan and Teresh, from the group in charge of the private entryways, became angry and conspired to assassinate King Achashverosh.

It was found written that Mordekhai had told about Bigtana and Teresh, two of the king's officers from the group in charge of the private entryways, who had conspired to assassinate King Achashverosh.