see be the death of.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
Examples from the Web for death of
This would fix the date somewhere in the two or three months immediately following the death-of Milton's second wife.The Life of John Milton, Volume 5 (of 7), 1654-1660|David Masson