諸經要集 3.50

3.50

又雜寶藏經云。若掃僧房一閻浮提地。不如掃佛塔一手掌（成論亦同）。

Furthermore, the Zabaozang jing states: "Sweeping monks' cells over the entire earth of Jambudvīpa is not as good as sweeping a Buddha stūpa the size of a single palm." (The Tattvasiddhi-śāstra says the same.)