Possible Clues:

• Firmly affixed, in a way
• Established unmistakably
• Knight was unwell, being pierced by sharp point
• All was not well with the North, being made fast like this
• All was not well after the North had got hammered
• Made fast, was sick at last
• Caught in a storm, was induced to
• The North gets sick of being made to be fast
• Tackled hard
• Got sick at last of having made this fast