Verse 64

अन्योन्यं साधयन्त्यर्थं सुस्निग्धाः सुहृदो यथा ।पूर्वं दैवमनादृत्य पौरुषेण प्रयत्नतः

In plain words

They accomplish each other’s purpose, as devoted friends do. First, disregarding daiva, by pauruṣa, through effort,