Exhibit 14(b)

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

To the shareholders and the Board of Trustees of Blackstone Secured Lending Fund:

We have audited the consolidated statements of assets and liabilities of Blackstone Secured Lending Fund and subsidiaries (the “Company”), including the consolidated schedules of investments, as of December 31, 2020 and 2019, the related consolidated statements of operations, cash flows, changes in net assets and the financial highlights, for the years ended December 31, 2020 and 2019 and the period from November 20, 2018 (commencement of operations) to December 31, 2018, and have issued our report dated March 3, 2021. Our audits of the Company also included the information as of December 31, 2020, 2019, and 2018, appearing under the caption “Senior Securities”. This information is the responsibility of the Company’s management. Information about the Company’s senior securities as of December 31, 2020, 2019, and 2018 appearing under the caption “Senior Securities” has been subjected to the auditing procedures applied in our audit of the basic financial statements and, in our opinion, is fairly stated in all material respects in relation to the consolidated financial statements from which it has been derived.

/s/ DELOITTE & TOUCHE LLP

New York, NY

March 3, 2021