Sarbest is the son of Dawood Beg, the leader of the Jaff tribe, born in 1945 in Kalar village, his mother Raa’na khanom the daughter of Ahmed Beg ben Mohammed Saleh Beg the Baram Begy family elder of Begzada Jaff.

He attended his elementary schooling in Kalar and Khanaqeen town, and in 1959 immigrated with father to Iran and completed his intermediary and secondary schooling in the Iranian city of Kirmanshah, then joined the College of Law and Political Science at Tehran University.

Sarbest began in agricultural business in the area of Khoram Darra, which is part of the Iranian Province of Zanjan, and became a successful farmer in that area, and Mohammed Reza Shah Pahlawi of Iran awarded him the golden medal of agriculture.

After the fall of the Shah, he immigrated to the United States of America and obtained a Ph.D. in the Farsi literature; then returned to Iraq to work in commerce and industry.

In 1975, a number of widely distributed Iranian newspapers such as Kaihan Italaa’t plus other Iranian periodicals, published several articles entitled (The agricultural projects of Sarbest Jaff) detailing in data and statistics fruit trees that Sarbest manages and owns, which broke all records in the modern history of Iran, totaling 1,246,000 tree (one million two hundred and fourty six thousand) spread throughout Khoram Darra in the Zanjan province.

 Apple and grape were the mainly the productive ones, in addition to non-productive trees which were irrigated by the dripping system.

In the spring of the same year, and in the district of Kamboye in the Ahwaz province, a mass festivity was held in the presence of the Shah of Iran and the Prime Minister Amir Abbas Howaida and Mansoor Rohani the Agriculture Minister, when the golden medal, the highest in the modern history of the nation, was awarded to him by the Shah.                               

He married Behnaz Behbodi & have two son , Mohammed kurdo & Ahmad Kamiar .