In agile terminology the notion of business analysis is usually avoided. In agile environments diverse teams cooperate, focusing on quick production of value and working software over comprehensive documentation. Even if there is no explicit role of a business analyst, the tasks still remain important. Right now the attention to business analysis is even facing a revival in the agile community.
I had the chance to hear Gojko Adzics dynamic keynote at the Agile Austria Conference 2019. He explains clearly how crucial it is to maximize evaluate impact and implement a working feedback loop.