DND 5th Edition

Hier is the hole Spell if the Owner of that page sees it ;)

LIFE TRANSFRENCE
3rd- level necromancy
Casting Time: 1 action
Range: 30 feet
Components: V, S
Duration: Instantaneous

Yo u sacrifice some of your heal t h to mend another creature's injuries. Yo u take 4d8 necrotic damage, and one
creature of your choice that you can see within range regains a number of hit points equal to twice the necrotic
damage you take.
At Higher Levels. Whe n yo u cast t his spell us in g a
s pe ll s lot of 4th level or h ig her, the da mage increases by
l d8 for each s lot level above 3 rd.