They establish the Prayer in conformity with its conditions, and pay what is due to the needy out of their belongings, and in the Hereafter they have certainty of faith
Such people strive to establish the Divine System and set up the Just Economic Order of Zakat. For, it is they who have conviction in the Eternity of the human "Self" and, hence, in the life to come
The latter are those who worship God on regular basis, devote a part of their income/ abilities to charitable actions and prepare themselves for their eternal life which follows this earthly life
Faridul Haque
Those who keep the prayer established and pay the charity and accept faith in the Hereafter
Hasan Al-Fatih Qaribullah
who establish the prayer, pay the obligatory charity, and firmly believe in the Everlasting Life
They are those who establish salat and give alms, and they are certain about their eternal life to come.
Sayyed Abbas Sadr-Ameli
Those who establish prayer and pay the poor-rate and they are certain of the Hereafter
Al-muntakhab fi tafsir al-Qur'an al-Karim
Who observe their act of worship, give Zakat (alms) -for alms are but the vehicles of prayer- and they are inspired with the certainty of the Hereafter which imbues their inmost being