I'm pretty sure that is a Kirpan, the Sikh religious blade which is one of "the Five K's" the religion commands all Sikhs adorn themselves with. the others being: Kesh (uncut hair), Kangha (a wooden comb for the hair), Kara (an iron bracelet), Kachera (100% cotton tieable undergarment (not an elastic one))
I'm pretty sure that is a Kirpan, the Sikh religious blade which is one of "the Five K's" the religion commands all Sikhs adorn themselves with. the others being: Kesh (uncut hair), Kangha (a wooden comb for the hair), Kara (an iron bracelet), Kachera (100% cotton tieable undergarment (not an elastic one))