Nehemiah 6:15

The wall was complete on the twenty-fifth day of the month Elul. It took fifty-two days.

Nehemiah 4:1-2

Now, Sanballat, hearing that we were building the wall, was very angry, and in his wrath made sport of the Jews.

Ezra 6:15

The construction of this house was complete on the third day of the month Adar, in the sixth year of the rule of Darius the king.

Psalm 1:3

He is like a tree planted by streams of water. It yields its fruit in season and its leaves do not wither. Whatever he does prospers.

Daniel 9:25

Know and discern, that from the utterance of the commandment to restore and to rebuild Jerusalem until the Anointed One (Messiah), the Leader: there shall be seven weeks, also sixty-two weeks. It shall be built again with a public square and moat, even in terrible times.

Treasury of Scripture Knowledge

Summary

So the wall was finished in the twenty and fifth day of the month Elul, in fifty and two days.

Fifty

Bible References

Wall

Ezra 6:15
The construction of this house was complete on the third day of the month Adar, in the sixth year of the rule of Darius the king.
Psalm 1:3
He is like a tree planted by streams of water. It yields its fruit in season and its leaves do not wither. Whatever he does prospers.
Daniel 9:25
Know and discern, that from the utterance of the commandment to restore and to rebuild Jerusalem until the Anointed One (Messiah), the Leader: there shall be seven weeks, also sixty-two weeks. It shall be built again with a public square and moat, even in terrible times.

Fifty

Nehemiah 4:1
Now, Sanballat, hearing that we were building the wall, was very angry, and in his wrath made sport of the Jews.