@T | Works | 93E9F9 | Asyms A list of the articles linking to this one without reciprocation. Article Type Subject Writing Statement Question Why does Shemos 20:22 introduce the building of the altar with אם? Shemos 20:22 [1] introduces the building of the altar with אם (“If you make an altar…”), implying that it’s an optional mitzvah. However, Rashi [2] cites R’ Ishmael who says that… @FxE782DB - updated 8 months, 2 weeks ago