The Darkest Valley

In Psalm 23, where it says that God leads us through the darkest valley, is that a shepherd will lead their sheep through these dark crevices almost in the earth. And I've found in my own life thinking about sickness,. I recently started high dose immunoglobulin infusions IVIG forThese new diseases that I have and it's really serious. It's really hard. But I know from experience that the shepherd never leaves me here. The only way to the life without lack is through the darkened valley.