She is Lahkesis.
The three Sisters of Fate, Lahkesis, Atropos & Klotho determined the fates of all creatures, even Gods. Klotho weaved the Threads of Fate, beginning all life. Lahkesis measured those threads, determining how long a lifespan would be. Atropos cut the threads, ending the life.
AI art by SamuelG aka @cryptowar80