There are three theories regarding god and soul.first is adwaitwad, for which shankracharya was the proponent, as per this god and soul are one.second dwaitwad as per this god and soul are different,this theory was propounded by saint madhvacharya.third is traitwad, there are three different things whoch will always be there while destruction and evolution of creation soul,prakriti and god, vedas support this theory.Soul are uncountable but fixed in number.The for vedas deal with different topics eg 1. Rig Veda gives knowledge of science, matter of the universe like sun, moon, air body etc., etc.,
2. Yajurveda gives knowledge of all the deeds and duties to be performed by men or women, students, leaders, king, agriculturist etc., etc., etc.,
3. Saamveda gives knowledge how to worship God who gives peace and long happy life etc. In this way, details of Yoga philosophy, qualities, Supreme deeds and nature of the God is also given.
4. Atharvaveda gives details of God, medical science and details of medicine etc., are given. Four Vedas (knowledge direct from God) are sufficient but based on the knowledge of four Vedas, six shastras (Sankhya, Nyay, Yog, Vedanta, Vaisheshik, Mimansa), eleven Upanishads - Prashn, Kath, Ken, Ish, Mandukya, Mundak, Etreye, Tetiriyo Chhandogya, Bridarnayk, Shwetashwar; Shatpath Brahmin Granth, Nighantoo, Valmiki Ramayan, Mahabhart (Bhagwat Geeta being extract of Mahabhart's Bhisham Parv) and in Sanskrit grammar - Ashtadhyai and Mahabhasya but a devotee can achieve the motto only by listening four Vedas from his Guru and by following the preach of his Guru.
