Thematic Bible: Whose sacrifice shall be accepted by the lord

"Also the foreigners who join themselves to the LORD, To minister to Him, and to love the name of the LORD, To be His servants, every one who keeps from profaning the sabbath And holds fast My covenant; Even those I will bring to My holy mountain And make them joyful in My house of prayer Their burnt offerings and their sacrifices will be acceptable on My altar; For My house will be called a house of prayer for all the peoples."

Therefore Jesus also, that He might sanctify the people through His own blood, suffered outside the gate. So, let us go out to Him outside the camp, bearing His reproach. For here we do not have a lasting city, but we are seeking the city which is to come. read more.
Through Him then, let us continually offer up a sacrifice of praise to God, that is, the fruit of lips that give thanks to His name. And do not neglect doing good and sharing, for with such sacrifices God is pleased.

So it came about in the course of time that Cain brought an offering to the LORD of the fruit of the ground. Abel, on his part also brought of the firstlings of his flock and of their fat portions And the LORD had regard for Abel and for his offering; but for Cain and for his offering He had no regard So Cain became very angry and his countenance fell. read more.
Then the LORD said to Cain, "Why are you angry? And why has your countenance fallen? "If you do well, will not your countenance be lifted up? And if you do not do well, sin is crouching at the door; and its desire is for you, but you must master it."