All 3rd edition assassin spells of 3rd level.
“Nondetection (or non-detection) was an abjuration spell that hid the subject from divination and...Nondetection
“When ebon ray of doom was cast, a ray of black energy leaped from the caster's hand to the...Ebon ray of doom
“Deep slumber was an improved version of sleep that affected more creatures and/or tougher...Deep slumber
“Deeper darkness was an improved version of darkness that could last for days and covered a...Deeper darkness
“False life was a necromancy spell that granted the caster a temporary boost of health above his...False life
“Magic Circle against Good, also known as Protection from Good, 10' Radius, was an abjuration...Magic circle against good