* __[03:14](en/tn/obs/help/03/14)__ After Noah got off the boat, he built an __altar__ and sacrificed some of each kind of animal which could be used for a sacrifice.
* __[05:08](en/tn/obs/help/05/08)__ When they reached the place of sacrifice, Abraham tied up his son Isaac and laid him on an __altar__.
* __[13:09](en/tn/obs/help/13/09)__ A priest would kill the animal and burn it on the __altar__.
* __[16:06](en/tn/obs/help/16/06)__ He (Gideon) built a new altar dedicated to God near where the __altar__ to the idol used to be and made a sacrifice to God on it.