Funeral Hall
noun
A purification location is the place where you perform purification on people. Who needs the most purification? The dead. Where do you purify them? In a funeral hall.
さいじょう
This is a jukugo word that uses the on'yomi readings of the kanji. You learned the on'yomi for 場 when you learned 入場 ages ago.
ちょうど斎場に到着するところです。
We’re about to arrive at the funeral hall.