He continued his studies subsequently in Amsterdam, studying at the Royal Academy for Fine Arts which later became the State Academy for Fine Arts in Amsterdam. He was a pupil of Jan Kruseman and attended the drawing class at the academy. From September 1845 until May 1847 he was in Paris, working in the history painter Picot's studio and taking classes at the Ecole des Beaux-Arts under James Pradier, Horace Vernet and Paul Delaroche. He returned to Amsterdam in September 1845 where he resumed his studies at the Academy until May 1847. Israels remained in Amsterdam until 1870, when he moved to The Hague and became a leading member of the Hague School of landscape painters.