A timeless interval was spent in doing that.

For another timeless interval, AC thought how best to do this.

For a timeless interval, Riker thought he had ceased to exist.

After a timeless interval, it seemed that I felt Random falter.

The timeless interval of our singing had passed.

A good and timeless interval, with Lieutenant Delmastro to puzzle over.

For some timeless interval she had existed with no sensation at all.

There was a timeless interval of disorientation, followed by a discontinuity.

After that timeless interval of complete perception, there began a reverse process of change.

Death was a timeless interval before rebirth at the infinite moment at the end of all time.