Valmiki Ramayana Ayodhya Kanda Sarga 96 Shloka 25

राघव O Rama, भरतः Bharata, पूर्वापकारी had done harm earlier, त्यक्तधर्मश्च abandoned righteousness, एतस्मिन् when such a person, निहते after having been slain कृत्स्नाम् the whole, वसुन्धराम् earth, अनुशाधि you shall rule.

O Rama, Bharata has abandoned righteousness and has harmed you. When he is slain, you shall rule over the whole earth.