BG 9.31
क्षिप्रं भवति धर्मात्मा शश्वच्छान्तिं निगच्छति। कौन्तेय प्रतिजानीहि न मे भक्तः प्रणश्यति
kṣhipraṁ bhavati dharmātmā śhaśhvach-chhāntiṁ nigachchhati kaunteya pratijānīhi na me bhaktaḥ praṇaśhyati
He will soon attain spirituality and eternal peace. O Arjuna! Believe me, my devotee is never lost.
Translated by Shri Purohit Swami
Soon he becomes righteous and attains eternal peace; O Arjuna, proclaim thou for certain that My devotee never perishes.
Translated by Swami Sivananda
Word meanings (from the gita/gita dataset)
kṣhipram—quickly; bhavati—become; dharma-ātmā—virtuous; śhaśhvat-śhāntim—lasting peace; nigachchhati—attain; kaunteya—Arjun, the son of Kunti; pratijānīhi—declare; na—never; me—my; bhaktaḥ—devotee; praṇaśhyati—perishes