spirit

Genesis 2:7
Then the LORD God formed man from the dust of the ground and breathed the breath of life into his nostrils, and the man became a living being.

Job 32:8
But there is a spirit in a man, the breath of the Almighty, that gives him understanding.

Romans 2:15
since they show that the work of the Law is written on their hearts, their consciences also bearing witness, and their thoughts either accusing or defending them.

1 Corinthians 2:11
For who among men knows the thoughts of man except his own spirit within him? So too, no one knows the thoughts of God except the Spirit of God.

2 Corinthians 4:2-6
Instead, we have renounced secret and shameful ways. We do not practice deceit, nor do we distort the word of God. On the contrary, by open proclamation of the truth, we commend ourselves to every man's conscience in the sight of God. . . .

1 John 3:19-21
And by this we will know that we belong to the truth, and will assure our hearts in His presence: . . .

candle or lamp

Proverbs 20:20
Whoever curses his father or mother, his lamp will be extinguished in deepest darkness.

searching

Proverbs 20:30
Lashes and wounds scour evil, and beatings cleanse the inmost parts.

Hebrews 4:12, 13
For the word of God is living and active. Sharper than any double-edged sword, it pierces even to dividing soul and spirit, joints and marrow. It judges the thoughts and intentions of the heart. . . .