Romans 9:1 ἀλήθειαν λέγω ἐν Χριστῷ, οὐ ψεύδομαι, συμμαρτυρούσης μοι τῆς συνειδήσεώς μου ἐν πνεύματι ἁγίῳ,
I tell the truth in Christ. I am not lying, my conscience testifying with me in the Holy Spirit,
Noun: Genitive Singular Feminine

1 Corinthians 10:29 συνείδησιν δὲ λέγω οὐχὶ τὴν ἑαυτοῦ ἀλλὰ τὴν τοῦ ἑτέρου. ἱνατί γὰρ ἡ ἐλευθερία μου κρίνεται ὑπὸ ἄλλης συνειδήσεως;
Conscience, I say, not your own, but the other's conscience. For why is my liberty judged by another conscience?
Noun: Genitive Singular Feminine

2 Corinthians 1:12 ἡ γὰρ καύχησις ἡμῶν αὕτη ἐστίν, τὸ μαρτύριον τῆς συνειδήσεως ἡμῶν, ὅτι ἐν ἁγιότητι / ἁπλότητι καὶ εἰλικρινείᾳ τοῦ θεοῦ καὶ οὐκ ἐν σοφίᾳ σαρκικῇ ἀλλ' ἐν χάριτι θεοῦ, ἀνεστράφημεν ἐν τῷ κόσμῳ περισσοτέρως δὲ πρὸς ὑμᾶς.
For our boasting is this: the testimony of our conscience, that in holiness and sincerity of God, not in fleshly wisdom but in the grace of God we behaved ourselves in the world, and more abundantly toward you.
Noun: Genitive Singular Feminine

1 Timothy 1:5 τὸ δὲ τέλος τῆς παραγγελίας ἐστὶν ἀγάπη ἐκ καθαρᾶς καρδίας καὶ συνειδήσεως ἀγαθῆς καὶ πίστεως ἀνυποκρίτου,
but the goal of this command is love, out of a pure heart and a good conscience and sincere faith;
Noun: Genitive Singular Feminine

Hebrews 10:22 προσερχώμεθα μετὰ ἀληθινῆς καρδίας ἐν πληροφορίᾳ πίστεως ῥεραντισμένοι τὰς καρδίας ἀπὸ συνειδήσεως πονηρᾶς καὶ λελουσμένοι τὸ σῶμα ὕδατι καθαρῷ·
let's draw near with a true heart in fullness of faith, having our hearts sprinkled from an evil conscience, and having our body washed with pure water,
Noun: Genitive Singular Feminine

1 Peter 3:21 ὃ καὶ ὑμᾶς ἀντίτυπον νῦν σῴζει βάπτισμα, οὐ σαρκὸς ἀπόθεσις ῥύπου ἀλλὰ συνειδήσεως ἀγαθῆς ἐπερώτημα εἰς θεόν, δι' ἀναστάσεως Ἰησοῦ Χριστοῦ,
This is a symbol of baptism, which now saves you--not the putting away of the filth of the flesh, but the answer of a good conscience toward God, through the resurrection of Jesus Christ,
Noun: Genitive Singular Feminine