विदुष: of the learned, क्षत्रचारित्रे in the duties of a kshatriya, प्राज्ञस्य of the competent, प्राप्तकारिण: one who does what is right at appropriate time, भयात् out of fear, तव आत्मजम् about your son, चिन्तयन्ती while reflecting, प्रवेपे I am trembling.

Rama is learned in the duties of a kshatriya. He is wise enough to do what he should at the appropriate time. While reflecting the fate of your son, I am trembling with fear.