Free Suggested Resources for this Study
A good study Bible is great for verse mapping. You can find the ones I have and suggest by clicking here.
There are plenty of free online, reliable resources that you can use for verse mapping though.
Be very, very careful what websites you click on. Make sure you research their beliefs as some are not in line with biblical truth and they are sneaky at making you think that they are.
Here are a few I suggest: These are clickable links