ثبوت الشهر
Subtitle: ʻarḍ li-kayfīyat al-akhdh bi-al-ruʼyah wa-imkān al-akhdh bi-al-ḥisāb
By: Qays ibn Muḥammad Āl al-Shaykh Mubārak
Edition: al-Ṭabʻah 1.
Series: Silsilat Dirāsāt wa-Abḥāth Muʻāṣirah -- 11
Publisher: Dār al-Īmān
Published: 2014
Place of publication: Dimashq
Language: ara
Number of pages: 119
Subjects: New moon; Religious aspects; Islam; Astronomy
Other titles: Thubūt al-shahr