Esther 3:2-3

3:2 As a result, all the king’s servants who were at the king’s gate were bowing and paying homage to Haman, for the king had so commanded. However, Mordecai did not bow, nor did he pay him homage.

3:3 Then the servants of the king who were at the king’s gate asked Mordecai, “Why are you violating the king’s commandment?”