I thought I answered your question. 2 Philippians 2:13 explains that if one is led by the Holy Spirit, they are on the right course because both the willing and the doing of the elect is determined by God. If a man is led by some other force or by his own will, he is lost.
And further, if a man is truly led by the Holy Spirit, that man most likely will not be grieving the Holy Spirit with heavy sin, again, because the spirit of God now resides in him. As a man is sanctified by the Holy Spirit, he desires to sin less and less.
None of us knows the names of the elect, but a man can be assured his name is among them because the Bible identifies those who possess Trinitarian faith in Jesus Christ as His children.
Edifices like the church in Rome seek to obscure the clear distinction that God gives to those who are (and always have been) His.
Not by works of righteousness which we have done, but according to his mercy he saved us, by the washing of regeneration, and renewing of the Holy Ghost; Which he shed on us abundantly through Jesus Christ our Saviour; That being justified by his grace, we should be made heirs according to the hope of eternal life." -- Titus 3:4-7"But after that the kindness and love of God our Saviour toward man appeared,