Dinner lasted way too long, thought Jace as he said his goodbyes to Izzy and Simon. He and Clary loved them dearly, but something about the glimmer in Clary's eye the entire night had Jace completely enticed.
Feeding and Care of Jace Wayland - Cantar - Shadowhunters (TV) [Archive of Our Own]
Cassandra Clare - Wikiquote
Simon threw some fine cloth over the boathouse lights for a deeply romantic vibe.
Also, loving the shade Jace throws at Clary for not wanting him to sacrifice himself for the Downworld even though she tried to do the exact same thing yesterday.
Page in the American hardback CoG. The bits below in italics are the bits from the original book, to help you mentally locate the placement of the scene.
Forever Ours Chapter 3: Never Enough of Her, a mortal instruments fanfic