वालों के

of/for those who …

→ वाला
phrase Rare #7,898
of/for those who … वालों refers to people associated with the word or action before it; के links them to what follows. The exact English preposition depends on the sentence.
HI: जीतने वालों के लिए पुरस्कार है।
EN: There is a prize for the winners.