deathbed; dying hour; one's death
祖父の臨終に間に合わなかった。
I didn't make it in time for my grandfather's final moments.
臨終の床で父は穏やかな表情をしていた。
On his deathbed, my father wore a peaceful expression.
母の臨終に立ち会えたことは一生忘れられない。
Being present at my mother's final moments is something I'll never forget.