Ibn-ul-Qayyim collects 39 benefits, in his amazing book Jalaa ul Afhaam, regarding invoking Allah to Bless Prophet Muhammad. All of the points are based on authentic evidence from the Quran and Sunnah.
1- Responding to the order of Allah, Exalted and Magnificent.
2- Following the order of Allah, Exalted and Magnificent in the sending of blessings upon His Messenger, although the blessings (requesting Blessings) differ, being from us supplication and request, and being from Allah exaltation and ennoblement.
3- Following the Angels in invocation of the Messenger (peace be upon him), also.
4- The attainment of ten blessings from Allah for every one blessing upon the Messenger (peace be upon him).
5- He who sends blessing upon the Prophet (peace be upon him) Allah raises him by ten levels.
6- He also has written for him ten good deeds.
7- He also has erased from his record ten bad deeds.
8- The invocation increases the chance of one’s supplication being answered if it follows the supplication, as the invocation of blessings upon the Prophet (peace be upon him) raises those supplications up to the Lord of the Worlds which were stalled between the heavens and the earth.
9- It is a means to receive the intercession of the Prophet (peace be upon him) whether or not a specific intercession is sought.
10- It is a means to have one’s sins forgiven.
11- It is a means for Allah to satisfy his servant’s worldly needs.
12- It is a means to draw near to the Prophet (peace be upon him) on the Day of Resurrection.
13- It compensates for giving charity for those who are too poor to give it.
14- It is a means of fulfilling one’s needs (Qada’ al-Haajah).
15 – It is a means to receive the Prophet’s blessings, and the Angels likewise.
16- It is a means of purification for he who invokes it.
17- For one who sends blessings on him it is glad tidings in his life that he has been granted his place in Paradise.
18- It is a means of salvation from the terror of the Day of Resurrection.
19- It is a means for the Prophet to return the blessings and greeting upon he who invokes it.
20- It is a means to purify a meeting or gathering and is a means to prevent any ill talk or conduct occurring therein.
21- It is a means to remember something which has been forgotten.
22- It is a safeguard against poverty.
23- It saves one from being branded a miser or stingy
24- It saves one from being cursed and disgraced because the one who neglects the blessings and prayers upon hearing the Prophet’s name risks receiving Allah’s anger.
25- It keeps the one who invokes it steadfast upon the path to Paradise, and keeps he who neglects it from traveling the path.
26- It safeguards a believer on the Siraat (bridge over Hellfire) and makes their feet firm
27- It is a cause for the perfection of any speech which begins with the praise of Allah the Exalted and the blessings of His Messenger.
28- It is a cause for the slave to find light cast in abundance in his life to guide him on the Straight Path.
29- It refines the worshiper’s character and manners.
30- It is a means for Allah to preserve those in the heavens and the earth praising and commending he who invokes it.
31- It is a means of the worshiper to obtain blessing for himself in his work, life and provision.
32- It is a means of obtaining the mercy of Allah.
33- It sustains, increases and multiplies love for the Messenger of Allah, which is among the core bases of faith, without which faith cannot be complete.
34- It earns the Prophet’s love for the servant of Allah.
35- It is a means of the worshiper’s guidance, and a source of vitality for his heart.
36- It causes the worshiper’s name to be shown to the Prophet, and the mention of the worshiper to him.
37- It is a means for the worshiper to find ease upon crossing the pass over the Hellfire.
38- Invoking blessing and peace upon the Prophet is his right upon us.
39- Invoking blessing and peace upon the Prophet in itself contains remembrance of Allah the Exalted, and is an expression of thanks to Him and a recognition of His immense favor upon His slaves by sending him to us.
‘O Allah, Exalt and Ennoble Muhammad and the family of Muhammad, just as You Exalted and Ennobled Ibrahim and the family of Ibrahim. O Allah, send blessings upon Mohammad and upon the family of Muhammad, just as You sent blessings upon Ibrahim and upon the family of Ibrahim. Verily, You are full of praise and majesty.’