English Standard Version
When the disciples saw it, they marveled, saying, “How did the fig tree wither at once?”

American Standard Version
And when the disciples saw it, they marvelled, saying, How did the fig tree immediately wither away?

Berean Study Bible
When the disciples saw this, they marveled and asked, “How did the fig tree wither so quickly?”

Douay-Rheims Bible
And the disciples seeing it wondered, saying: How is it presently withered away?

English Revised Version
And when the disciples saw it, they marveled, saying, How did the fig tree immediately wither away?

King James Bible
And when the disciples saw it, they marvelled, saying, How soon is the fig tree withered away!

World English Bible
When the disciples saw it, they marveled, saying, "How did the fig tree immediately wither away?"

Young's Literal Translation
And the disciples having seen, did wonder, saying, 'How did the fig-tree forthwith wither?'

Matthew 21:20 Additional Translations ...