Artwork
The Sacrifice of Isaac

The Sacrifice of Isaac is a gouache drawing by the Romanticist artist Gaspare Diziani. It dates from 1755 and is held in the collection of the National Gallery of Art.
About this work
Overview
Created circa 1755, this drawing by Gaspare Diziani portrays the biblical episode in which Abraham is poised to slay his son Isaac, only to be halted by an angel. Executed with a brush tip in gray ink laid over red chalk, the composition combines wash, pen work and white gouache to model light and shadow, producing a strikingly dramatic tableau.
Subject & Meaning
The image captures the tense moment before the sacrifice, emphasizing Abraham’s conflicted resolve and Isaac’s mixture of fear and trust as he looks upward. The intervention of the angel, though unseen, is implied through the composition’s tension, underscoring themes of faith, obedience and divine mercy inherent in the narrative.
Technique & Style
Diziani employed a layered approach: a red chalk underdrawing establishes form, over which gray ink and wash deepen the tonal range. Pen lines reinforce contours, while touches of white gouache highlight illuminated areas. The fluid handling of ink and the decorative elegance reflect the Rococo’s penchant for graceful movement and delicate surface treatment.
History & Provenance
The work originates from Diziani’s mature period, when he was active in the Republic of Venice and its artistic circles. Though primarily known for his paintings, this drawing demonstrates his facility with drawing media. Its precise ownership trail remains limited to museum collections that acquired it in the 20th century.
Context
During the mid‑18th century, Venetian art was transitioning from the dramatic vigor of the Baroque toward the lighter, ornamental Rococo. Diziani’s treatment of a serious biblical subject through a decorative visual language exemplifies this shift, marrying narrative intensity with the era’s characteristic elegance.
Artist & collection
Artist
Gaspare Diziani (1689 – 17 August 1767) was an Italian painter of the late-Baroque or Roccoco period, active mainly in the Republic of Venice but also in Dresden and Munich.














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