These events are certainly life lessons for all of us, especially devotees of Krishna, that our temporary material bodily existence is indeed -- like a drop of water on the stem of a lotus, and it can disappear without any advance notice.
The only good news is, despite her soul being taken away from that temporary body, she will continue onward living perpetually. Because, the soul cannot be killed by any material means, it is eternally existing. ys pd
Chapter 2, Verse 11
The Blessed Lord said: While speaking learned words, you are mourning for what is not worthy of grief. Those who are wise lament neither for the living nor the dead.
Chapter 2, Verse 12
Never was there a time when I did not exist, nor you, nor all these kings; nor in the future shall any of us cease to be.
Chapter 2, Verse 13
As the embodied soul continually passes, in this body, from boyhood to youth to old age, the soul similarly passes into another body at death. The self-realized soul is not bewildered by such a change.
Chapter 2, Verse 14
O son of Kunti, the nonpermanent appearance of happiness and distress, and their disappearance in due course, are like the appearance and disappearance of winter and summer seasons. They arise from sense perception, O scion of Bharata, and one must learn to tolerate them without being disturbed.
Chapter 2, Verse 15
O best among men [Arjuna], the person who is not disturbed by happiness and distress and is steady in both is certainly eligible for liberation.
Chapter 2, Verse 16
Those who are seers of the truth have concluded that of the nonexistent there is no endurance, and of the existent there is no cessation. This seers have concluded by studying the nature of both.
Chapter 2, Verse 17
Know that which pervades the entire body is indestructible. No one is able to destroy the imperishable soul.
Chapter 2, Verse 18
Only the material body of the indestructible, immeasurable and eternal living entity is subject to destruction; therefore, fight, O descendant of Bharata.