These are great lines of poetry and a beneficial poem. The Imam wrote it, the ‘Alaamah, the scholar of Fiqh, the scholar of Tafsīr ʿAbdur-Rahmān ibn ʿAbdullāh ibn Nāsir ibn Sʿadī (May Allah have mercy on him) May Allāh have mercy on him and forgive him-. This poem contains much good and tremendous benefits in clarifying the right methodology that is obligatory upon the Muslim to adhere to in belief, worship, and mannerisms. The Shaykh (May Allah have mercy on him) wrote this poetry early in his life while he was in his thirties (May Allah have mercy on him).
He established tremendous meanings, lofty facts, and beneficial details that every Muslim cannot do without.
The author did not give this poetry this name himself; instead, this name was taken from his statement in the beginning: “Oh one asking about the Manhaj al-Haqq (the right methodology).
He began it by encouraging the one who hopes for happiness and seeks out success in this life and the Hereafter, that one contemplates what this poem contains much good, in the right manner.
 [T.N] Fiqh is knowledge of the rulings of the outward actions of the religion by way of its detailed evidence