satyaṁ kathaya mā mṛṣā

ekah-one; saṅkalpitah-was prayed for; putrah-son; sapta sapta-forty-nine; abhavan-came to be; katham-how; yadi-if; te-by you; viditam-known; putra-my dear son; satyam-the truth; kathaya-speak; ma-do not (speak); mrsa-lies.