She ran at the 2005 World Championships in Athletics, but was obstructed in the final, which resulted in the disqualification of the silver medallist Yuliya Chizhenko. She beat the event winner, Tatyana Tomashova, soon afterwards to take the gold at the 2005 IAAF World Athletics Final. After a bronze medal performance at the 2006 IAAF World Indoor Championships, Jamal beat Tomashova twice more at major events the following year, bringing Asia victory in the 1500 m at the 2006 IAAF World Cup and winning at the 2006 IAAF World Athletics Final. She closed the year with an 800/1500 m double at the 2006 Asian Games.