Why Gayatri Mantra is called the essence of Vedas? In the video, the unique glory was said by Scripture and the speech of wise and ways

There are four types of ‘knowledge’ in the universe – Rik, Yaju:, Sama and Atharva. Rik Kalyan, Yaju: Purushism, Sama Sports and Atharva are considered a symbol of wealth. According to Scripture, the entire stream of knowledge of all the beings that occur throughout the universe and the whole consciousness of the universe turns into these four knowledge areas. In Scripture, the above four types of knowledge are called Vedas.