The eight pastime expansions are Purusottama, Acyuta, Nrsimha, Janardana, Hari, Krsna, Adhoksaja and Upendra

Expressions researched:
"The eight pastime expansions are Purusottama, Acyuta, Nrsimha, Janardana, Hari, Krsna, Adhoksaja and Upendra"

CC Madhya-lila

The eight pastime expansions are Puruṣottama, Acyuta, Nṛsiṁha, Janārdana, Hari, Kṛṣṇa, Adhokṣaja and Upendra.

CC Madhya 20.204, Translation:

“The eight pastime expansions are Puruṣottama, Acyuta, Nṛsiṁha, Janārdana, Hari, Kṛṣṇa, Adhokṣaja and Upendra.