CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM


We hereby  consent  to the  incorporation  by  reference  in the  Statements  of
Additional Information  constituting part of these Post-Effective Amendment Nos.
44, 61, and 62 to the  registration  statement  on Form N-1A (the  "Registration
Statement")  of our  reports  dated  July 27,  2007  relating  to the  financial
statements  and  financial  highlights  which  appear in the May 31, 2007 Annual
Reports to Shareholders of John Hancock Strategic Income Fund, John Hancock Bond
Fund, John Hancock  Investment Grade Bond Fund, John Hancock  Government  Income
Fund and John Hancock High Yield Fund, which are also  incorporated by reference
into the Registration  Statement.  We also consent to the references to us under
the headings  "Financial  Highlights" in the Prospectuses also constituting part
of  the   Post-Effective   Amendments   listed  above  and  under  the  headings
"Independent  Registered Public Accounting Firm" in the Statements of Additional
Information.


/s/ PricewaterhouseCoopers LLP
PricewaterhouseCoopers LLP
Boston, Massachusetts
September 24, 2007