(They're homophones, but the one you want is "disperse" (cognate of "sparse"), rather than "disburse" (cognate of "purse")).

https://en.wiktionary.org/wiki/disperse#English

https://en.wiktionary.org/wiki/disburse#English

Thanks. Tend to post on the train or by voice while doing chores, and usually have time to go back and proofread, but I missed the edit window on this one :(