On 10 September 1642, Shah Jahan formally confirmed Dara Shikoh as his heir, granting him the title of Shahzada-e-Buland Iqbal ("Prince of High Fortune") and promoting him to command of 20,000-foot and 20,000 horse.[citation needed] In 1645, he was appointed as subahdar (governor) of Allahabad. He was promoted to a command of 30,000-foot and 20,000 horse on 18 April 1648, and was appointed Governor of the province of Gujarat on 3 July.[26]