Dhikr (Arabic: ذِكرْ, IPA: [ðɪkr]), also spelled Zikr, Thikr, Zekr, or Zikar, literally means "remembrance, reminder" or "mention, utterance". They are Islamic devotional acts, in which phrases or prayers are repeated. It can be counted on a set of prayer beads (Misbaha مِسْبَحَة) or through the fingers of the hand. It plays a central role in Sufi Islam. A person who recites the Dhikr is called a ḏākir (ذَاكِر, [ðaːkɪr]). Tasbih (تَسْبِيح), literally meaning "glorification" (i.e. the saying of "subḥāna -llāhi" [Arabic: سُبْحَانَ ٱللَّٰهِ]) is a form of dhikr that involves the repetitive utterances of short sentences glorifying God. Dhikr is used in tasbih. The content of the prayers includes the names of God, or a dua (prayer of supplication) taken from the hadiths or the Quran. The word Dhikr is also the origin of the name Dhakir (ذَاكِرْ) literally means "mentioner". According to the Islamic belief, all living or non-living creatures, animals and others, mentioning the name of Allah.