You guys are right, Abraham was not born in the Holy Land, though he died there. Abraham's immigration to the Holy Land is the significant factor in fulfilling God's decrees. However, exact birth place is still not known, but rather the attributed place of birth is more in the following of tradition. It is believed to be in modern day Iraq but some people also believe that it is in modern day Turkey. The search for the exact location of Abraham's birth place still continues for some scholars.