瑜伽論記 11.111

11.111

若約界分別，唯欲界唯南閻浮提，所以知者，文中自說，如於今時人壽短促等，乃至如於今時漸入饑饉劫等。

If distinguished by realm, it belongs only to the desire realm and only to Jambudvīpa. How is this known? The text itself states: 'as in the present time human lifespan is short,' etc., up to 'as in the present time gradually entering the kalpa of famine,' etc.