It is not befitting to lie for real or as a joke, and nor for any of you to promise your child something, and then not to fulfil [your promise] to him.
If I am asked about something I know about, and I don’t want to disclose it, will I be sinful if I said “I don’t know”?
So what do you think of he who falls into repulsion of the truth and finding fault with its people?!
And look at the wisdom of Allaah and His love for the coming together of the hearts [of the believers].
I only [ever] lied once. ‘Umar asked me about a garment, [and] how much I got it for. So I [lied and] dropped its price by two thirds.