The phrase "the blazing" is correct and usable in written English.
It can be used to describe something that is burning intensely or to convey a sense of brightness or heat.
Example: "The blazing sun made it difficult to see without sunglasses."
Alternatives: "the burning" or "the fiery".
Dictionary
the blazing
noun
A fire, especially a fast-burning fire producing a lot of flames and light.
synonyms
Exact(59)
Spectators scattered into the blazing desert sun.
Yet the blazing tree remains alight.
Now it'll be open to the blazing sun".
Under the blazing equatorial sun, people began to wilt.
All the blazing speed is well inside of us".
The ceremony took about two minutes under the blazing sun.
The smaller animals were hiding from the blazing sun.
The blazing west-coast sun seeps into virtually every shot.
For experienced riders only because of the blazing performance.
For the first few days, students just get acclimated to the blazing heat and ubiquitous sand.
Was it a coincidence that the blazing sun peeked through the clouds?
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com