SB 8.24.11

योऽसावस्मिन् महाकल्पे तनयः स विवस्वतः ।
श्राद्धदेव इति ख्यातो मनुत्वे हरिणार्पितः ॥११॥

yo 'sāv asmin mahā-kalpe
tanayaḥ sa vivasvataḥ
śrāddhadeva iti khyāto
manutve hariṇārpitaḥ

yaḥ - one who; asau - He (the Supreme Person); asmin - in this; mahā-kalpe - great millennium; tanayaḥ - son; saḥ - he; vivasvataḥ - of the sun-god; śrāddhadevaḥ - by the name Śrāddhadeva; iti - thus; khyātaḥ - celebrated; manutve - in the position of Manu; hariṇā - by the Supreme Personality of Godhead; arpitaḥ - was situated.

Text

In this [the present] millennium King Satyavrata later became the son of Vivasvān, the king of the sun planet, and was known as Śrāddhadeva. By the mercy of the Supreme Personality of Godhead, he was given the post of Manu.

Purport

Srimad Bhagavatam. Canto 8: Withdrawal of the Cosmic Creations

Chapter 24: Matsya, the Lord's Fish Incarnation. Text 11

In this [the present] millennium King Satyavrata later became the son of Vivasvān, the king of the sun planet, and was known as Śrāddhadeva. By the mercy of the Supreme Personality of Godhead, he was given the post of Manu.