मा त्वमन्तः क्वचित्किंचित्संकल्पय महामते ।मनः संकल्पकं राम यस्मान्नास्तीह कुत्रचित्
In plain words
Do not, within yourself, form any saṃkalpa about anything at all, O great-minded one. For mind, which is nothing but saṃkalpa, does not exist here, anywhere, O Rāma.