Valerie decided to begin helping single-parents of seriously ill children in grave need of financial assistance.

The augury they could wring out of still air and power would be exactingly accurate, and undertaken only at grave need.

He only drew from his hoard in gravest need.

Arutha will have grave need of your aid, for he would not let his brother's death go unpunished.

The treasure would be carried to a secret place, where it would remain hidden until that time of grave need.

You have what we both happen to stand in grave need of: integrity, understanding and compassion.

It's a solemn assignment of rectitude granted when there is grave need.

There is a man in grave need of a woman.

There is grave need for it.

Soon, in no great number of days and hours, his master was going to have grave need of him again.