Romans 10:1
Brethren, indeed the desire of my heart and my prayer to God in their behalf, is for their salvation.
1 Corinthians 9:20-22
And to the Jews I became as a Jew, that I may gain the Jews; to those under the law, as under the law, not myself being under law, that I may gain those under the law;
John 5:34
but I do not receive the witness with man: but I speak these things that you may be saved.
Luke 13:34
O Jerusalem, Jerusalem, thou that killest the prophets, and stonest them that have been sent unto thee! how frequently did I wish to gather thy children, in the manner in which a hen doth gather her brood under her wings, and ye were not willing!
Romans 9:1-3
I speak the truth in Christ, I lie not, my conscience bearing me witness in the Holy Ghost,