Matsya Purana 180.86

180.86

kathamevaṃ parikleśaṃ prāpto yakṣakumārakaḥ.
śīghramasya varaṃ yaccha prasādāt parameśvara! .. 180.86 ..

There, seeing the devotee's bones shining white as he was reduced to a mere skeleton, Pârvatî said "Verily the Devas describe You to be so stiff, it is quite right because you do not grant boon to even such of your devotees In such a sacred place, it is not proper that this son of a Yakṣa should be subjected to such hardships Pray grant him a boon quickly—83-86