Valmiki Ramayana Aranya Kanda Sarga 56 Shloka 9
Original Shlokaस ते जीवितशेषस्य राघवोऽन्तकरो बली। पशोर्यूपगतस्येव जीवितं तव दुर्लभम्।।3.56.9।।
1 source checked for this shloka
बली powerful, सः राघवः Rama, ते your, जीवितशेषस्य of the little life left, अन्तकरः destroyer of life, यूपगतस्य tied to the sacrificial post, पशोरिव like a beast ready for sacrifice, तव your, जीवितम् life, दुर्लभम् difficult to survive.
Powerful Rama will put an end to whatever little life you are left with. Just as a beast tied to a sacrificial post, you will not survive.