the answer to (your) prayers

exactly what is needed or wanted.

These new artificial hearts are amazing, but are they the answer to our prayers?

Usage notes: sometimes used in the form the answer to something's prayers:

Each new technology has been introduced as the answer to education's prayers.

• have guts for garters
• have had a bellyful of
• have had a bellyful of something
• have had a good innings
• have had chips
• have had day
• have had fill
• have had fill of
• have had fill of something
• have had it
• have had its chips
• have had its day
• have had it up to here
• have had it with
• have had it with someone
• have had it with something
• have had more something than has had hot dinners
• have had more something than someone has had hot dinners
• have had more than fair share of
• have had more than fair share of something
• have had more than has had hot dinners
• have had more than someone has had hot dinners
• have had more than your fair share of
• have had more than your fair share of something
• have had your chips