ततः पूर्वां दिशं भित्त्वा दक्षिणां बिभिदुः पुनः । दक्षिणस्यामपि दिशि ददृशुस्ते महागजम् ॥ १-४०-१७
Subsequently, having dug the eastern region, they went on to southern and dug it too. In the southern region, they beheld a mighty elephant. [1-40-17]
english translation