Srimad Bhagavatam Canto 08, Chapter 10, Text 45

SB 8.10.45

sasarjathasurim mayam
 antardhana-gato ’surah
tatah pradurabhuc chailah
 suranikopari prabho
 
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada: 
 
My dear King, Bali Maharaja then disappeared and resorted to demoniac illusions. A giant mountain, generated from illusion, then appeared above the heads of the demigod soldiers.
Srimad Bhagavatam Canto 08, Chapter 10, Text 44
Srimad Bhagavatam Canto 08, Chapter 10, Text 46