One verse

Srimad Bhagavatam 10.46.35

10.46.35

हत्वा कंसं रङ्गमध्ये प्रतीपं सर्वसात्वताम् । यदाह व: समागत्य कृष्ण: सत्यं करोति तत् ॥ ३५ ॥

hatvā kaṁsaṁ raṅga-madhye pratīpaṁ sarva-sātvatām yad āha vaḥ samāgatya kṛṣṇaḥ satyaṁ karoti tat

hatvā
having killed
kaṁsam
Kaṁsa
raṅga
the arena
madhye
within
pratīpam
the enemy
sarva-sātvatām
of all the Yadus
yat
what
āha
He spoke
vaḥ
to you
samāgatya
by coming back
kṛṣṇaḥ
Kṛṣṇa
satyam
true
karoti
will make
tat
that

Having killed Kaṁsa, the enemy of all the Yadus, in the wrestling arena, Kṛṣṇa will now surely fulfill His promise to you by coming back.