NET
19 For in those days there will be suffering unlike anything that has happened from the beginning of the creation that God created until now, or ever will happen.
Darby
19 for those days shall be distress such as there has not been the like since [the] beginning of creation which God created, until now, and never shall be;
KJV
19 “For” [in] “those days shall be affliction, such as was not from the beginning of the creation which God created unto this time, neither shall be.”