Srimad-Bhagavatam: Canto 6 - Chapter 1 - Verse 37
Sanskrit:
विप्रचित्ति: सिंहिकायां शतं चैकमजीजनत् ।राहुज्येष्ठं केतुशतं ग्रहत्वं य उपागता: ॥ ३७ ॥
ITRANS:
vipracittiḥ siṁhikāyāṁśataṁ caikam ajījanatrāhu-jyeṣṭhaṁ ketu-śataṁgrahatvaṁ ya upāgatāḥ
Translation:
In his wife Siṁhikā, Vipracitti begot one hundred and one sons, of whom the eldest is Rāhu and the others are the one hundred Ketus. All of them attained positions in the influential planets.