Kansa informed by Nārada of the existence of Krishna and Balarāma; he sends Kesin to destroy them and Akrura to bring them to Mathura - Verse 14

तांश च सर्वान एव कंसो घातितवान। अनन्तरं च सप्तमं गर्भम अर्धरात्रे भगवत्प्रहिता योगनिद्रा रोहिण्या जठरम अवकृष्य नीतवती।।

tāṃś ca sarvān eva kaṃso ghātitavān| anantaraṃ ca saptamaṃ garbham ardharātre bhagavatprahitā yoganidrā rohiṇyā jaṭharam avakṛṣya nītavatī||