Simplify the following text for a Grade 8 native English-speaking person.
Original: His worship increased massively in the fifth dynasty , when he became a state deity and pharaohs had specially aligned pyramids , obelisks , and solar temples built in his honor .
Simplified: His worship increased much in the V Dynasty , when he became a state deity . Pharaohs had pyramids , obelisks and solar temples built in his honor .