The Propitiation For Sins Bible scriptures located in Hebrews 2:14-18 explains directly from God's Word the Propitiation For Sins topic.
Forasmuch then as the children are partakers of flesh and blood, he also himself likewise took part of the same; that through death he might destroy him that had the power of death, that is, the devil;
And deliver them who through fear of death were all their lifetime subject to bondage.
For verily he took not on him the nature of angels; but he took on him the seed of Abraham.
Wherefore in all things it behoved him to be made like unto his brethren, that he might be a merciful and faithful high priest in things pertaining to God, to make reconciliation for the sins of the people.
For in that he himself hath suffered being tempted, he is able to succour them that are tempted.