I understand, I made that transition quite some time ago ...
Can I suggest taking a photo of the drawing and printing the copy (for the size you're going to paint) ... transferring it to canvas (whichever medium) and then practicing painting it -
That way you do not hurt the original and if you don't like the outcome you can try again.
Can I suggest taking a photo of the drawing and printing the copy (for the size you're going to paint) ... transferring it to canvas (whichever medium) and then practicing painting it -
That way you do not hurt the original and if you don't like the outcome you can try again.