As per Hindu texts,
In this canto of the Shrimad Bhagavatam Yajña Who is identified as Hari married His uterine sister Dakṣiṇā Who's identified as the partial avatāra of Lakshmi. Even if the boy's gotra changed with Manu adopting him they were still born of the same mother's pinda(womb).
Shatarupa (Sanskrit: शतरूपा, romanized: Śatarūpā, lit. 'she of a hundred forms') is the daughter of the creator deity, Brahma. According to Brahma Purana, Shatarupa is regarded as the first woman to be created by Brahma, marrying Manu, the first man. Their descendants are called manushya, the Sanskrit term for mankind.
Lord Shiva admonished Brahma for demonstrating behaviour of an incestuous nature and chopped off his fifth head for 'unholy' behaviour. Since Brahma had distracted his mind from the soul and towards the cravings of the flesh, Shiva's curse was that people should not worship Brahma.
Brahma the creator
In the beginning, Brahma sprang from the cosmic golden egg and he then created good and evil and light and dark from his own person. He also created the four types: gods, demons, ancestors and men, the first of whom was Manu. Brahma then made all the other living creatures upon the earth.
A few days later, pleased by Vishwanar's devotion, Lord Shiva was born as Grihapati to the sage and his wife. This avatar of Lord Shiva was born to Sage Atri and his wife, Anasuya. He was known for being short-tempered and commanded respect both from the humans as well as the Devas.
The effulgent beauty and sharp intelligence of Saraswati enamoured Her father Brahma so much that He was determined to make His own daughter His consort. But Brahma's incestuous infatuation to His daughter miffed Saraswati so much that She became desperate to avert Her father's lustful gaze.
Indrani (Sanskrit: इन्द्राणी, IAST: Indrāṇī), also known as Shachi (Sanskrit: शची, IAST: Śacī), is the queen of the devas in Hinduism. Described as tantalisingly beautiful, proud and kind, she is the daughter of the asura Puloman and the consort of the king of the devas, Indra.
Ganesha and his two wives, Siddhi and Buddhi, surrounded by six attendants and his rats.
Manu is considered to be the first human as per Hindu mythology.
Brahma's wife is the goddess Saraswati. She is considered to be "the embodiment of his power, the instrument of creation and the energy that drives his actions".
In early manhood Oedipus visited Delphi and upon learning that he was fated to kill his father and marry his mother, he resolved never to return to Corinth.
She was the daughter of King Dhrishtaketu and his wife Shrutakirti, the sister of Kunti and the sister (or cousin) of Vasudeva (Krishna's father) and thus Krishna's cousin. Bhadra's five brothers headed by the eldest prince Santardana married Bhadra to Krishna.
He is called Kumara (Sankskrit: “Youth,” “Boy”) because he is generally considered to have never married. He has enormous strength and leads the army of the gods.
Kāmadeva is represented as a young, handsome man who wields a bow and arrows. His bow is made of sugarcane, and his arrows are decorated with five kinds of fragrant flowers. The five flowers are white lotus, Ashoka tree flowers, Mango tree flowers, Jasmine flowers and blue lotus flowers.
Parvati (Sanskrit: पार्वती, IAST: Pārvatī), Uma (Sanskrit: उमा, IAST: Umā) or Gauri (Sanskrit: गौरी, IAST: Gaurī) is the Hindu goddess of power, energy, nourishment, harmony, love, beauty, devotion, and motherhood.
The main god in Vaishnavite sect of Hinduism is Vishnu. Vishnu is revered as supreme Paramatman in Vaishnava tradition. Shiva is the Supreme, in Shaivite Traditions while in Shakti Traditions, Adi Parashakti is supreme.
Saraswati was both the daughter and the wife of the god Brahma. According to Hindu mythology, Saraswati helped Brahma create the universe, and all creatures were born from their union. Their first child was Manu, who was the first man.
In conclusion, the story of Shah Jahan's marriage to his own daughter Jahanara is a dark and harrowing chapter in Indian history.
Saraswati would leave Vishnu to be the wife of Brahma. Ganga, on the other hand, would become a river as per Saraswati's curse. She would wash away the sins of people bathing in her waters. She would descend to earth following Bhagiratha's penance and be the wife of samudra who was an 'ansh' of Vishnu.
Jalandhara was exceedingly powerful and was considered to be one of the mightiest asuras of all time. He married Vrinda, the daughter of the asura Kalanemi. Jalandhara ruled with justice and nobility.
Goddess Durga is Mother of Shri Brahma, Vishnu & Shiv | Devi Bhagavata Puran.