Yehezkiel 46:2

46:2 The prince will enter by way of the porch of the gate from the outside, and will stand by the doorpost of the gate. The priests will provide his burnt offering and his peace offerings, and he will bow down at the threshold of the gate and then go out. But the gate will not be closed until evening.

Yehezkiel 46:8

46:8 When the prince enters, he will come by way of the porch of the gate and will go out the same way.