Bhagavad Gita · 6.39
एतन्मे संशयं कृष्ण छेत्तुमर्हस्यशेषतः।त्वदन्यः संशयस्यास्य छेत्ता न ह्युपपद्यते॥
etan me saṁśhayaṁ kṛṣhṇa chhettum arhasy aśheṣhataḥ tvad-anyaḥ saṁśhayasyāsya chhettā na hy upapadyate
O Krishna, please dispel this doubt of mine completely. There is no one other than You who can destroy this doubt.
— Bhagavad Gita 6.39
Source: Sacred-Texts.com (Sanskrit) + Bhagavad-Gita.io (translations)