तस्य his, लाङ्गलहस्तस्य of a man holding a plough in hand, क्षेत्रमण्डलम् the circular plot of land for performing sacrifice, कर्षतः while ploughing, अहम् I, नृपतेः king's, सुता as daughter, जगतीम् the earth, भित्वा breaking, उत्थिता किल arose, as they say.
When he was ploughing the circular plot of land for performing a sacrifice, it is said I emerged from the earth by breaking it and therefore I became his dauhghter.