Where it appears

• 1 Cor 7:37But he who stands steadfast in his heart, having no urgency, but has power over his own will, and has determined in his own heart to keep his own virgin, does well.
• 1 Cor 15:58Therefore, my beloved brothers, be steadfast, immovable, always abounding in the Lord’s work, because you know that your labor is not in vain in the Lord.
• Col 1:23if it is so that you continue in the faith, grounded and steadfast, and not moved away from the hope of the Good News which you heard, which is being proclaimed in all creation under heaven; of which I, Paul, was made a servant.