Quran 18:23

Do not say of any thing: "I will do it tomorrow,"

Do not say about anything, ‘I will indeed do it tomorrow,’

And never say about anything that, “I will do this tomorrow.”

And do not say, regarding anything, 'I am going to do that tomorrow,'

And (do) not say of anything, "Indeed, I will do that tomorrow."

And never say thou of a thing: verily I am going to do that on the morrow.

And never say of anything, "I shall do such and such thing tomorrow."

And never say about anything: "I shall certainly do this tomorrow"

Never say of something, "I shall do it tomorrow,"

And do not say of anything: Surely I will do it tomorrow,

And say not of anything: Lo! I shall do that tomorrow,

Do not say of anything: 'I will do it tomorrow'

And never say of anything, "Indeed, I will do that tomorrow,"

And never say about anything, “I will do that tomorrow.”

never say of anything, "I shall certainly do this tomorrow,"

Nor say of anything, "I shall be sure to do so and so tomorrow"-