at somebody's invitation

She left this house at my invitation six months ago, for good.

At his invitation, I took a seat across from him.

Mother and daughter went to the conference at the city agency's invitation.

True, it always has been at the invitation of the host government.

I was doing National a favor - at its invitation.

At the invitation of a friend she moved to Maryland.

He sat down in the chair and stared at the invitation.

It was only at the third invitation that he accepted.

What kid would not jump at the invitation to stay up late?

I came here to meet your brother at his invitation.