Srimad-Bhagavatam: Canto 9 - Chapter 1 - Verse 12

Sanskrit:

व्यक्तं राजन्यतनयां वेद्‍म्यहं त्वां सुमध्यमे ।न हि चेत: पौरवाणामधर्मे रमते क्‍वचित् ॥ १२ ॥

ITRANS:

vyaktaṁ rājanya-tanayāṁvedmy ahaṁ tvāṁ sumadhyamena hi cetaḥ pauravāṇāmadharme ramate kvacit

Translation:

O most beautiful one, it appears to my mind that you must be the daughter of a kṣatriya. Because I belong to the Pūru dynasty, my mind never endeavors to enjoy anything irreligiously.

Purport:

Mahārāja Duṣmanta indirectly expressed his desire to marry Śakuntalā, for she appeared to his mind to be the daughter of some kṣatriya king.