 Lukman Sardi , who played Dahlan , was also unaware of his character 's historical biography before researching it ; he noted that he was not very confident in playing the role . Indonesian Idol winner Ihsan Tarore was cast as the young Ahmad Dahlan , while the lead singer of the band Nidji , Giring Ganesha , was cast as Dahlan 's protege Sudja ; it was the feature film debut for both . Giring also wrote a song for the film , titled " Allah Maha Suci " ( " Allah , the All @-@ Pure " ) , over a period of two days . 
 Lukman Sardi , <a href='null_relcl' title='1'><mark>who</mark></a>played Dahlan , was also unaware of his character <a href='null_genetive' title='2'><mark>'s</mark></a>historical biography before researching it ; he noted that he <a href='negative_concord' title='3'><mark>was</mark></a> <a href='negative_concord' title='4'><mark>not</mark></a>very confident in playing the role . Indonesian Idol winner Ihsan Tarore was cast as the young Ahmad Dahlan , while the lead singer of the band Nidji , Giring Ganesha , was cast as Dahlan <a href='null_genetive' title='5'><mark>'s</mark></a>protege Sudja ; it was the feature film debut for both . Giring also<a href='been_done' title='6'><mark></mark></a> wrote a song for the film , titled " Allah Maha Suci " ( " Allah , the All @-@ Pure " ) , over a period of two days . 
Lukman Sardi , played Dahlan , was also unaware of his character  historical biography before researching it ; he noted that he ain't very confident in playing da role . Indonesian Idol winner Ihsan Tarore was cast as the young Ahmad Dahlan , while the lead singer of tdaband Nidji , Giring Ganesha , was cast as Dahlan  protege Sudja ; it was the feature film debut for both . Giring also been wrote a song for the film , titled " Allah Maha Suci " ( " Allah , the alll @-@ Pure " ) , ova a period of 2 days .