EST 5:1

1 Now it came to pass on the yom hashelishi, that Ester put on her royal apparel, and stood in the pnimiyus of the Beis HaMelech in front of the Beis HaMelech; and HaMelech sat upon his kisse malkhut [(royal throne)] in the Beis Hamalkhut, facing the Petach HaBeis [(Entrance of HaBeis)].