An altar is a sacred place of worship or sacrifice that is typically found in religious settings, such as churches, temples, or mosques. Altars can vary in form and function depending on the religious tradition or context in which they are used. Here are some common types of altars:

1. Altar of Sacrifice: This type of altar is used for offering sacrifices or gifts to a deity or higher power. In some religious traditions, sacrifices may include animals, food, or other symbolic offerings.
2. Altar of Prayer: This type of altar is used for prayer and meditation. It is a place where individuals can come to communicate with God, seek guidance, or offer their praises and thanksgiving.
3. Altar of Remembrance: This type of altar is used to commemorate important events, people, or milestones in the religious community. It serves as a reminder of God’s faithfulness and provision.
4. Altar of Repentance: This type of altar is used for confession and repentance. It is a place where individuals can come to seek forgiveness for their sins and reconcile with God.
5. Altar of Worship: This type of altar is used for worship and adoration. It is a place where believers can come together to sing praises, read scripture, and honor God in a communal setting.

Bible verse: “And Jacob set up a pillar in the place where He had spoken with him, a pillar of stone. He poured out a drink offering on it and poured oil on it.” - Genesis 35:14

This verse describes Jacob setting up an altar as a place of remembrance and worship after God spoke to him. It highlights the importance of altars in the biblical narrative as places where individuals can encounter God, offer sacrifices, and remember significant moments in their faith journey.