SB 8.10.52

एवं दैत्यैर्महामायैरलक्ष्यगतिभी रणे ।
सृज्यमानासु मायासु विषेदुः सुरसैनिकाः ॥५२॥

evaṁ daityair mahā-māyair
alakṣya-gatibhī raṇe
sṛjyamānāsu māyāsu
viṣeduḥ sura-sainikāḥ

evam - thus; daityaiḥ - by the demons; mahā-māyaiḥ - who were expert in creating illusions; alakṣya-gatibhiḥ - but invisible; raṇe - in the fight; sṛjyamānāsu māyāsu - because of the creation of such an illusory atmosphere; viṣeduḥ - became morose; sura-sainikāḥ - the soldiers of the demigods.

Text

While this magical atmosphere in the fight was being created by the invisible demons, who were expert in such illusions, the soldiers of the demigods became morose.

Purport

Srimad Bhagavatam. Canto 8: Withdrawal of the Cosmic Creations

Chapter 10: The Battle Between the Demigods and the Demons. Text 52

While this magical atmosphere in the fight was being created by the invisible demons, who were expert in such illusions, the soldiers of the demigods became morose.