Before any money shall be borrowed under the provisions of this article, the school board of the school district shall adopt a resolution declaring the necessity for and its intention of borrowing such money, specifying the amount to be so borrowed, the date or dates of the maturity thereof, and how such indebtedness is to be evidenced. Such resolution shall also set forth the nature and approximate cost of the alterations, additions, and repairs to be made, or of the erections contemplated, or of the heating plant, fixtures and equipment necessary to be purchased, or of the land to be purchased, improved or equipped, or of the school buses and transportation equipment to be purchased, as the case may be, and shall declare in said resolution that no funds are available in the school funds of the district or from any other source with which to make such repairs, alterations, additions, purchases, erections or improvements.