Matthew 20:22

"None of you know what you are asking for," said Jesus; "can you drink out of the cup from which I am about to drink?" "We can," they replied.

Mark 10:38

"You know not," said He, "what you are asking. Are you able to drink out of the cup from which I am to drink, or to be baptized with the baptism with which I am to be baptized?"

James 4:3

or you pray and yet do not receive, because you pray wrongly, your object being to waste what you get on some pleasure or another.

Treasury of Scripture Knowledge

Summary

And king Solomon answered and said unto his mother, And why dost thou ask Abishag the Shunammite for Adonijah? ask for him the kingdom also; for he is mine elder brother; even for him, and for Abiathar the priest, and for Joab the son of Zeruiah.

Bible References

Why dost

Matthew 20:22
"None of you know what you are asking for," said Jesus; "can you drink out of the cup from which I am about to drink?" "We can," they replied.
Mark 10:38
"You know not," said He, "what you are asking. Are you able to drink out of the cup from which I am to drink, or to be baptized with the baptism with which I am to be baptized?"
James 4:3
or you pray and yet do not receive, because you pray wrongly, your object being to waste what you get on some pleasure or another.