Definition and history of sa'ee
Sa'ee means walking from safa to marwah and back seven times. thus the walk begins at safa and ends at marwah starting from safa one should walk to marwah and this constitutes one walk, from marwah back to safa the second and so on up to seven walks finally ending at marwah. It is the fourth compulsory act of the haj and umrah.

History
sa'ee is a commemoration of one mother’s sacrifice for her son. that mother was Hajirah (May Allah be pleased with her). her son was the Prophet Ismail (Peace be upon him).