Strong G687 ἆρα ara · no?

Matthew

1. Matthew 18:1
   At the same time came the disciples unto Jesus, saying, Who is the greatest in the kingdom of heaven?
2. Matthew 19:25
   When his disciples heard it, they were exceedingly amazed, saying, Who then can be saved?
3. Matthew 19:27
   Then answered Peter and said unto him, Behold, we have forsaken all, and followed thee; what shall we have therefore?
4. Matthew 24:45
   Who then is a faithful and wise servant, whom his lord hath made ruler over his household, to give them meat in due season?