Sentence examples for this is first ever from inspiring English sources

This is first ever report of an endophytic A. Clavatus, in bio-fabricating gold nanoparticles, although some other endophytic fungi like Colletotrichum sp. from Pelargonium graveolens leaves are reported for gold bio-fabrication [18].

This is first ever aptamer based drug.

This is first ever costing of child maltreatment in the Asia-Pacific region.

"This is the first ever one.

This is my first ever sparring session.

This is my first ever film festival.

This is my first ever party conference.

"This is the first ever Nametag Day in New York.

This is the first ever espionage conviction against a whistleblower.

This is the first ever LCA study on producing recycled aggregates from waste glass.

This is the first ever study of this nature performed for the residential customers in the US Midwest region.