Shiva Purana

siva.sh/siva-purana/saturda-samhita/2/14

यथेह पुत्रपौत्रादेः प्रीत्या प्रीतो भवेत्पिता ।। तथा विश्वस्य सम्प्रीत्या प्रीतो भवति शंकरः ।। १४ ।।

sanskrit

Just as a father is delighted at the pleasures of sons, grandsons and others, so also Śiva is delighted at the pleasures of the universe.

english translation

yatheha putrapautrAdeH prItyA prIto bhavetpitA || tathA vizvasya samprItyA prIto bhavati zaMkaraH || 14 ||

hk transliteration by Sanscript