Brahmagupta's Brāhmasphuṭasiddhānta is the first book that mentions zero as a number, hence Brahmagupta is usually considered the first to formulate the concept of zero.
Brāhmasɗhuțasiddhānta ən Brahmaguɗta eqal alkad azaran waytəjən wəla sund maɗin, dǎɣ alkum Brahmaguɗta eqal sund wazaran ye iji ən muzyat tan wəla.