1. Rig Veda: The Rig Veda is one of the oldest religious texts in the world, and is central to the Hindu religion. It contains hymns, prayers and devotional verses composed in ancient Sanskrit. The Rig Veda mentions the Aryan people and their migration to India, as well as their interactions with the indigenous people of the subcontinent.
2. Atharva Veda: The Atharva Veda is another ancient Indian religious text, classified as one of the four Vedas. It contains spells, charms and magical formulas for protection and well-being. The Atharva Veda also mentions the Aryans and their conquests, including their battles with non-Aryan tribes.
3. Manu Smriti: The Manu Smriti is an ancient legal text, considered to be one of the most important works of Hindu law. It is attributed to the legendary sage Manu and contains social and ethical codes, as well as rules governing the four varnas (social classes) of ancient Indian society. The Manu Smriti mentions the arrival of the Aryans and their interactions with the indigenous people of India.
4. Ramayana: The Ramayana is an epic Sanskrit poem attributed to the sage Valmiki. It tells the story of Prince Rama's journey to rescue his wife Sita from the demon king Ravana. The Ramayana also provides some insights into the Aryan society and their migration to India.
5. Mahabharata: The Mahabharata is another epic Sanskrit poem, and is one of the longest poems ever written. It tells the story of a conflict between two groups of cousins, the Pandavas and the Kauravas. The Mahabharata also contains information about the Aryan invasion of India and the establishment of Aryan kingdoms in the subcontinent.
6. Purana: The Puranas are a vast collection of religious texts that encompass myths, legends, and stories about various gods, goddesses and historical figures. Some Puranas mention the arrival of the Aryans in India and their interaction with the pre-existing civilizations.
It's important to note that while these religious texts provide some information about Aryan society and their invasion of India, the interpretations and historical accuracy of these accounts are complex and subject to scholarly debate.