But the dagger, found in the chapel, revealed the truth. The chiefs
clamoured for De Valence's death, Wallace again granted him life. Next
morning, as the cavalcade of southern knights was starting, Wallace rode
up and handed the dagger to De Valence.

"The next time that you draw this dagger," said he, "let it be with a
more knightly aim than assassination."

De Valence, careless of the looks of horror and contempt cast upon him
by his fellow countrymen, broke it asunder, and, throwing the fragments
in the air, said to the shivered weapon, "You shall not betray me
again!"

"Nor you betray our honours, Lord de Valence," said De Warenne sternly.
"As lord warden of this realm, I order you under arrest until we pass
the Scottish lines."

After the exchange of prisoners had been effected, Wallace invaded the
enemy's country, and brought rich stores from the barns of
Northumberland to the starving people of desolated Scotland. The
reduction followed of all the fortresses held by the English in Northern
Scotland. King Edward himself was now advancing; but a greater peril
menaced the regent than that of the invader.

Many of the nobles, headed by the Earls of Athol, Buchan, and March,
were bitterly jealous of the ascendancy of a low-born usurper--for so
they called Scotland's deliverer--and conspired to restore the
sovereignty of Edward. Their chance of treachery came when Wallace faced
the English host at Falkirk. When the battle was joined, Athol, Buchan,