Shiva Purana
सांबं समगणव्यग्रो लब्धवान्पुत्रमात्मनः ॥ तपसा तुष्टचित्तेन दत्तं विष्णोश्शिवेन वै ॥ २४ ॥
Kṛṣṇa of composed mind obtained his son Samba of good qualities bequeathed by Śiva who was delighted by his penance.
english translation
sAMbaM samagaNavyagro labdhavAnputramAtmanaH ॥ tapasA tuSTacittena dattaM viSNozzivena vai ॥ 24 ॥
hk transliteration by Sanscript