NASB 1995
When He entered the temple, the chief priests and the elders of the people came to Him while He was teaching, and said, "By what authority are You doing these things, and who gave You this authority?"

American Standard Version
And when he was come into the temple, the chief priests and the elders of the people came unto him as he was teaching, and said, By what authority doest thou these things? and who gave thee this authority?

Berean Study Bible
When Jesus returned to the temple courts and began to teach, the chief priests and elders of the people came up to Him. “By what authority are You doing these things?” they asked. “And who gave You this authority?”

Douay-Rheims Bible
And when he was come into the temple, there came to him, as he was teaching, the chief priests and ancients of the people, saying: By what authority dost thou these things? and who hath given thee this authority?

English Revised Version
And when he was come into the temple, the chief priests and the elders of the people came unto him as he was teaching, and said, By what authority doest thou these things? and who gave thee this authority?

King James Bible
And when he was come into the temple, the chief priests and the elders of the people came unto him as he was teaching, and said, By what authority doest thou these things? and who gave thee this authority?

World English Bible
When he had come into the temple, the chief priests and the elders of the people came to him as he was teaching, and said, "By what authority do you do these things? Who gave you this authority?"

Young's Literal Translation
And he having come to the temple, there came to him when teaching the chief priests and the elders of the people, saying, 'By what authority dost thou do these things? and who gave thee this authority?'

Matthew 21:23 Additional Translations ...