Do you mean they used the gifts or sold the gifts to aid their journey?
Yes. While not a biblically based article, my recollection was the author felt this was the reason for some or all of the gifts since they weren’t “practical” gifts. I just remember thinking it was an interesting hypothesis but not based on anything in fact, biblically.
Yes.
The flight to Egypt was paid for by the gifs.
He is Jehovah Jira - the God who supplies.
Just as He did on the Cross.