For I know the plans I have for you,” declares the LORD, “plans to prosper you and not to harm you, plans to give you hope and a future. 12 Then you will call on me and come and pray to me, and I will listen to you. 13 You will seek me and find me when you seek me with all your heart. 14 I will be found by you,” declares the LORD, “and will bring you back from captivity. Jeremiah 29:11-14
Using French Ultramarine Blue, I have added the lines on the towel. I tried to create each line with as few brush strokes as possible. This keeps the painting looking fresh and painterly. It's okay if the lines are not perfect. The towel is not the focal point for this painting. Too much detail, even in detailed work, becomes fussy-looking.