If they request one then yes you will have to provide one and your benefactor will also have to provide details of where the money is coming from.
Sharing from experiences of dealing with debt
The greatness of a man is not in how much wealth he acquires, but in his integrity and his ability to affect those around him positively.
Bob Marley. http://kallis3.blogs.iva.co.uk
Yes as they will normally need to do a check of your I&E since the last period checked (in case there are undisclosed funds such as overtime/bonuses etc that may need to be factored in.