khadijahMustafa

And for Allah is the Highest example. (Surah Nahl:60)

So when Allah Subhaanahu wa Ta'ala , in His Infinite Wisdom, tests us with a situation that we think is difficult or takes away something that in our mind was good for us, we need to remember that perhaps it may not be so. Perhaps if we had continued in our way, it might have been harmful for us and whatever Allah decreed for us is actually better for us, for He is All-Wise and All-Knowing. Allah says:
'...and it may be that you dislike a thing which is good for you and that you like a thing which is bad for you. Allah knows but you do not know.' (Surah Baqarah: 216)

Al-Hasan al-Basri said: 'Do not resent the calamities that come and the disasters that occur, for perhaps in something that you dislike will be your salvation, and perhaps in something that you prefer will be your doom.'

Remember that we are dealing with the One who is Arham ar-Raahimeen, the Most Merciful of all that show mercy. All the mercy that we have in this world from Adam (Alaiyhi Salaam) to the Day of Judgment is only one hundredth of the Mercy of the Most Merciful. And He is Most Wise. He knows and we don't