Mahabharata 13.134.47

श्वश्रूश्वशुरयोः पादौ तोषयन्ती गुणान्वितामातापितृपरा नित्यं या नारी सा तपोधना

śvaśrūśvaśurayoḥ pādau toṣayantī guṇānvitāmātāpitṛparā nityaṃ yā nārī sā tapodhanā

Our plain-language meaning of this verse is waiting for scholar review.