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Compare two logs line by line and show differences and if the order of words from a line are not the same

Could someone help me with this in linux ?
f2.txt

She has 123 apples
George 18 years is old
Florin it's leaving
Michael it's not here
Peter is smiling

f1.txt
She has 132 apples
George is 18 years old
Michael it's not here
Peter is smiling
He is sleeping


desired output :
diff is at:
line 1 : 123 instead of 132
line 2 : 18 years is instead of is 18 years
lines missing:
He is sleeping
lines added:
line 3: Florin it's leaving