Exodus 16:19

And Moses said, Let no man leave of it till the morning.

Cross-references

Exodus 12:10 commands not to leave the Passover lamb until morning, the same rule Moses gave for the manna.

Exodus 29:34 requires burning leftover consecration bread by morning, exactly as manna leftover was to be discarded.

Exodus 23:18 forbids leaving the fat of a sacrifice until morning, paralleling the command not to leave manna overnight.

Matthew 6:34's teaching not to worry about tomorrow echoes the manna rule forbidding leftovers, trusting God's daily provision.

Leviticus 22:30 commands eating the thanksgiving sacrifice the same day, leaving none till morning — identical to the manna rule.