Manusmriti
उत्तमैरुत्तमैर्नित्यं सम्बन्धानाचरेत् सह । निनीषुः कुलमुत्कर्षमधमानधमांस्त्यजेत् ॥ २४४ ॥
Let him, who desires to raise his race, ever form connexions with the most excellent (men), and shun all low ones.
english translation
uttamairuttamairnityaM sambandhAnAcaret saha । ninISuH kulamutkarSamadhamAnadhamAMstyajet ॥ 244 ॥
hk transliteration by Sanscript