Which Article of Indian Constitution describe the formation of New State and Alteration in Boundaries?

Article 1 ofthat is Bharat, shall be a union of states and theterritory. Article 2states that admission or establishment of new States. Parliament may by law admit into the Union, or establish, new States on such terms and conditions as it thinks fit. Article 3 of Indian constitution describe formation of New State by simple majority and common legislative process on Parliament. For the recommendation of the president is enough/needed. Article 4of Indian constitution empowers Congress to admit new states and administer the territories and other federal lands.