Yes, though it’s usually not much of an Evil act. More to the point, in most versions, clerics are prohibited from using opposed-alignment spells, which nicely insulates them from accidental alignment shifts due to spellcasting.
A good wizard, on the other hand, can actually cast protection from good (an evil spell) every day until he feels like committing horrible atrocities.
Yes, though it’s usually not much of an Evil act. More to the point, in most versions, clerics are prohibited from using opposed-alignment spells, which nicely insulates them from accidental alignment shifts due to spellcasting.
A good wizard, on the other hand, can actually cast protection from good (an evil spell) every day until he feels like committing horrible atrocities.