Luke 20:2
And spake unto him, saying, Tell us, by what authority doest thou these things? or who is he that gave thee this authority?
Cross-reference
Luke 19:45 shows Jesus cleansing the temple, which is the action that prompts the authority question in verse 2.
Luke 19:46 gives Jesus' words during the cleansing, directly motivating the challenge about his authority.
Matthew 21:23-27 is the parallel account of this same exchange, including Jesus' response about John's baptism.
Mark 11:28-33 is the parallel account of this same authority challenge and Jesus' counterquestion.
In John 2:18, after cleansing the temple, Jesus is asked for a sign of his authority—a direct parallel to the question here.
In Acts 4:7-10, the apostles are asked 'By what power?' and answer by Jesus' name—the same question directed at Jesus here.
Acts 7:27 quotes the exact challenge to Moses—'Who made you a ruler?'—echoing the question to Jesus here.
John 5:22-27 declares that the Father gave Jesus authority to judge—the divine source of the authority questioned here.
Acts 7:35-39 describes Israel rejecting Moses, God's appointed ruler—a typological pattern for the rejection of Jesus here.
In Exodus 2:14, the Hebrew challenges Moses' authority with 'Who made you a ruler?'—a similar challenge to Jesus' authority here.