How do bonus spells work?
Bob is a Level 2 Cleric with a 16 Wisdom.
The class table grants him the following spells per day
But his high casting stat grants him the following Bonus spells per day
[O:0] [L1:1] [L2:1] [L3:1]
What is the earliest level that Bob can cast a level 2 spell?
Is there a citation for this in the actual rules?