A text of his times states: “Sawai Jai Singh from the first dawning of reason in his mind, and during its progress toward maturity, was entirely devoted to the study of mathematical science (astronomy). ”
तेथे जयसिंग गणित आणि ज्योतिषशास्त्रात पारंगत असलेल्या एका मनुष्याला अर्थात जगन्‍नाथला भेटला.