before the gate; in front of the gate
「門前」 has another reading with different meanings.
神社の門前に屋台が並んでいた。
Food stalls were lined up in front of the shrine gate.
門前を通り過ぎると立派な庭園が広がっていた。
Passing through the gate, a magnificent garden spread out before us.
寺の門前に長年にわたって続く老舗の茶屋がある。
There is a long-established teahouse that has been in front of the temple for many years.