Still, there were certain rites of passage that we both underwent, albeit at different times.

For certain rites were celebrated by dances upon the wings of a plane in mid air.

Still, the use of this power requires certain rites and observances.

Additional religious duties included certain rites which, as a sign of their formal importance, could only be carried out by the highest state officials.

There are certain religious rites which must be performed.

One is five days to go through certain rites.

I'd recently entered my 40's, and experienced certain rites of passage that suggested the march of time.

There were certain rites to be performed, in propitiation of the Dark Father.

There are specialized buildings for certain rites, but these are usually open only to a limited number of participants.

But aren't there certain rites I ought to be familiar with?