18:23
وَلَا تَقُولَنَّ لِشَایْءٍ اِنّٖی فَاعِلٌ ذٰلِكَ غَدًاۙ
Wala taqoolanna lishayin innee faAAilun thalika ghadan
Translations
And never say of anything, "Indeed, I will do that tomorrow
Saheeh International
And say not of anything: Lo! I shall do that tomorrow
Marmaduke Pickthall