Exodus Chapter 12, Verse 37
From BibleWiki
37: And the children of Israel journeyed from Rameses to Succoth,
about six hundred thousand on foot that were men, beside
children.
37: And the children of Israel set forward from Ramesse to Socoth,
being about six hundred thousand men on foot, beside children.
37: And the children Israel departed from Ramesses to Socchoth, to [the full number of] six hundred thousand footmen, even men, besides the baggage.
Exodus Chapter 12, Verse 37/commentary

