In Jainism, swarga loka, manushya loka, and patala loka are understood as the three broad realms of existence within the universe.

1. Swarga Loka

• This is the heavenly realm.
• It is the abode of devas and devis.
• Beings here enjoy greater सुख, luxury, and subtle pleasures because of good karma.
• However, swarga is not liberation. It is still within the cycle of birth and death.
• When punya karma is exhausted, the soul falls from swarga and takes rebirth elsewhere.

2. Manushya Loka

• This is the human realm.
• In Jainism, it is considered very important because only here can a soul practice right faith, right knowledge, and right conduct fully.
• Human birth is regarded as most favorable for liberation since one can perform tapas, observe vows, and follow the path to moksha.
• So, manushya loka has a special role as the field of spiritual progress.

3. Patala Loka

• This refers to the lower or infernal realm.
• It is the realm of naraki beings and other lower forms of existence.
• Souls go there due to severe demerit karma (paap karma).
• Suffering is intense there, but even this is temporary; after karmic duration ends, the soul is reborn again.

In Jain philosophy, their role is:

• They show that the soul wanders through different gatis according to karma.
• They are all part of samsara, not final destinations.
• Swarga gives enjoyment, patala gives suffering, and manushya loka gives opportunity for liberation.
• Among the three, manushya loka is the most valuable because it offers the chance to attain moksha.

Key Jain teaching

All these realms are temporary. A soul’s true goal is not to stay in swarga or avoid patala alone, but to become free from all karma and attain moksha.