Srimad Bhagavatam Canto 10, Chapter 52, Text 12

SB 10.52.12

tata utpatya tarasa
 dahyamana-tatad ubhau
dasaika-yojanat tungan
 nipetatur adho bhuvi
 
Translation: 
 
The two of Them then suddenly jumped from the burning mountain, which was eleven yojanas high, and fell to the ground.
 
Purport: 
 
Eleven yojanas is approximately ninety miles.
Srimad Bhagavatam Canto 10, Chapter 52, Text 11
Srimad Bhagavatam Canto 10, Chapter 52, Text 13