
Shesha, also known by his epithets Sheshanaga and Adishesha, is a serpentine demigod (naga) and king of the serpents (Nagaraja), as well as a primordial being of creation in Hinduism. In the Puranas, Shesha is said to hold all the planets of the universe on his hoods and to constantly sing the glories of Vishnu from all his mouths. He is sometimes referred to as Ananta Shesha.

Avatar is a concept within Hinduism that in Sanskrit literally means 'descent'. It signifies the material appearance or incarnation of a powerful deity, or spirit on Earth. The relative verb to "alight, to make one's appearance" is sometimes used to refer to any guru or revered human being.

Naraka is the realm of hell in Indian religions. According to schools of Hinduism, Jainism and Buddhism, Naraka is a place of torment. The word Neraka in Indonesian and Malaysian has also been used to describe the Islamic concept of Hell.

Narada, or Narada Muni, is a sage-divinity, famous in Hindu traditions as a travelling musician and storyteller, who carries news and enlightening wisdom. He is one of the mind-created children of Brahma, the creator god. He appears in a number of Hindu texts, notably the Mahabharata, telling Yudhishthira the story of Prahalada, and he also appears in the Ramayana and the Puranas. A common theme in Vaishnavism is the accompaniment of a number of deities such as Narada to offer aid to Vishnu upon his descent to earth to combat the forces of evil, or to enjoy a close view of epochal events. He is also referred to as Rishiraja, meaning the king of all sages. He was gifted with the boon of knowledge regarding the past, present, and the future.
Purusha is a complex concept whose meaning evolved in Vedic and Upanishadic times. Depending on source and historical timeline, it means the cosmic being or self, awareness, and universal principle.

Vaikuntha, also called Vishnuloka, and Tirunatu (Tirunāṭu) in Tamil, is the abode of Vishnu, the supreme deity in the Vaishnava tradition of Hinduism, and his consort, Lakshmi, the supreme goddess of the sect.

Kapila, also referred to as Cakradhanus, is a Vedic sage in Hindu tradition, regarded the founder of the Samkhya school of Hindu philosophy.

The Bhagavata Purana, also known as the Srimad Bhagavatam, Srimad Bhagavata Mahapurana or simply Bhagavata (Bhāgavata), is one of Hinduism's eighteen major Puranas (Mahapuranas) and one of the most popular in Vaishnavism. Composed in Sanskrit and traditionally attributed to Veda Vyasa, it promotes bhakti (devotion) towards Krishna, an avatar of Vishnu, integrating themes from the Advaita (monism) philosophy of Adi Shankara, the Vishishtadvaita of Ramanujacharya and the Dvaita (dualism) of Madhvacharya. It is widely available in almost all Indian languages.

Mahavishnu is an aspect of Vishnu, the principal deity in Vaishnavism. In his capacity as Mahavishnu, the deity is known as the Supreme Purusha, the absolute protector and sustainer of the universe, the one who is beyond human comprehension, and all attributes.
The word Bhagavan, also spelt as Bhagwan, is an epithet within Indian religions used to denote figures of religious worship. In Hinduism it is used to signify a deity or an avatar, particularly for Krishna and Vishnu in Vaishnavism, Shiva in Shaivism and Durga or Adi Shakti in Shaktism. In Jainism the term refers to the Tirthankaras, and in Buddhism to the Buddha.

Naranarayana, also rendered Nara-Narayana, is a Hindu duo of sage-brothers. Generally regarded to be the partial-incarnation (aṃśa-avatara) of the preserver deity, Vishnu, on earth, Nara-Narayana are described to be the sons of Dharma and Ahimsa.

Kala is a Sanskrit term that means 'time' or 'death'. As time personified, destroying all things, Kala is a god of death, and often used as one of the epithets of Yama. In Shaivism, Kala is known as the fiery avatar of Shiva, Kala Bhairava or Kalagni Rudra; and in Vaishnavism Kala is also associated with Narasimha and Pralaya. As applied to gods and goddesses, Kālá is not always distinguishable from kāla, meaning 'black'.

Hindu mythological wars are the wars described in the Hindu texts of ancient India. These wars depicted both mortals of great prowess as well as deities and supernatural beings, often wielding supernatural weapons of great power. Hindu teachings prescribe war as the final option, to be employed only after all peaceful methods are exhausted. Participation in righteous war, or dharmayuddha, was said to be honourable and was a principal duty of the Kshatriya or the warrior varna, and victory in such wars was regarded as a matter of honour.

In Hindu mythology, the Narayanastra is an astra, a celestial missile, affiliated to the Hindu deity, Vishnu, in his form of Narayana.

Lakshmi Narayana or Lakshmi Narayan is the dual representation of the Hindu deities Vishnu, also known as Narayana, and his consort, Lakshmi, traditionally featured in their abode, Vaikuntha. The goddess of wealth and prosperity, Lakshmi, is depicted as standing next to Vishnu, who holds the Panchajanya, Kaumodaki, Padma, and the Sudarshana Chakra. Another depiction of Lakshmi-Narayana portrays Lakshmi in the service of Narayana, who reclines on the cosmic serpent Shesha, floating in the Kshira Sagara, the Ocean of Milk.

The Devi Bhagavata Purana, also known as the Devi Purana or simply Devi Bhagavatam, is one of the eighteen Mahapuranas as per Shiva Purana of Hinduism. Composed in Sanskrit by Veda Vyasa, the text is considered a major purana for Devi worshippers (Shaktas). It promotes bhakti (devotion) towards Mahadevi, integrating themes from the Shaktadvaitavada tradition. While this is generally regarded as a Shakta Purana, some scholars such as Dowson have also interpreted this Purana as a Shaiva Purana.
Svayam Bhagavan is a Sanskrit concept in Hinduism, referring to the absolute representation of Bhagavan as the Supreme God in a monotheistic framework. The concept is most commonly associated with a male deity, for instance in Hindu sub-movements like Krishnaism and Gaudiya Vaishnavism, in which Krishna is regarded as Svayam Bhagavan.

Vishnu, also known as Narayana and Hari, is one of the principal deities of Hinduism. He is the supreme being within Vaishnavism, one of the major traditions within contemporary Hinduism.

Prahlada is an asura king in Hindu mythology. He is known for his staunch devotion to the preserver deity, Vishnu. He appears in the narrative of Narasimha, the lion avatara of Vishnu, who rescues Prahlada by disimboweling and killing his evil father, the asura king Hiranyakashipu.

Vishvarupa, also spelt as Vishwaroopa and known as Virāḍrūpa, is an iconographical form and theophany of a Hindu deity, most commonly associated with Vishnu in contemporary Hinduism. Though there are multiple Vishvarupa theophanies, the most celebrated is in the Bhagavad Gita, given by Krishna in the epic Mahabharata, which was shown to Pandava prince Arjuna on the battlefield of Kurukshetra in the war between the Pandavas and Kauravas. Vishvarupa is considered the supreme form of Vishnu, where the whole universe is described as contained within him.