Software development is a knowledge-intensive work and the main attention is how to manage it. The systematic reviews of empirical studies presents, how knowledge management is used in software engineering and development work. This paper presents how knowledge is used in agile software development and how knowledge is transferred to agile software using agile manifesto. It then argues for the need to scale agile development strategies in knowledge management to address the full delivery. The paper explores the eight agile software scaling factors with knowledge management and their implication for successfully scaling of agile software delivery to meet the real world needs of software development organization.