Assalmu Alaikum
Congratulation mabrook
its not prob
u bring pasport office ur babys pasport and attach ur and ur wife'sassort copy with valid RP
and u attach ur baby's Birth sertificate copy.
and u have time for prossing for passport only 2 month after Date of birth ur baby's.
if u some late then u pay panalty 10 Qatari riyal per day.
i think u got ur ans.