Srimad-Bhagavatam: Canto 6 - Chapter 1 - Verse 35
Sanskrit:
तस्मात्पतिव्रता नार्य: श्रेयस्कामा: सुमध्यमे ।यजन्तेऽनन्यभावेन पतिमात्मानमीश्वरम् ॥ ३५ ॥
ITRANS:
tasmāt pati-vratā nāryaḥśreyas-kāmāḥ sumadhyameyajante ’nanya-bhāvenapatim ātmānam īśvaram
Translation:
My dear wife, whose body is so beautiful, your waist being thin, a conscientious wife should be chaste and should abide by the orders of her husband. She should very devoutly worship her husband as a representative of Vāsudeva.