Shiva Purana
अत्र मे वर्णधर्मस्थो दर्शनं प्रीतिसंयुतम् ॥ करिष्यति च यो वै स चक्रवर्ती भविष्यति ॥ २८ ॥
He who maintains the discipline of rites and activities prescribed for different castes and has a sight of me with pleasure here will become an emperor.
english translation
atra me varNadharmastho darzanaM prItisaMyutam ॥ kariSyati ca yo vai sa cakravartI bhaviSyati ॥ 28 ॥
hk transliteration by Sanscript