Galatians 2:10ἐσπούδασα
They only asked us to remember the poor, the very thing I was eager to do.
Ephesians 4:3σπουδάζοντες
and with diligence to preserve the unity of the Spirit through the bond of peace.
1 Thessalonians 2:17ἐσπουδάσαμεν
Brothers, although we were torn away from you for a short time (in person, not in heart), our desire to see you face to face was even more intense.
2 Timothy 4:9Σπούδασον
Make every effort to come to me quickly,
Titus 3:12σπούδασον
As soon as I send Artemas or Tychicus to you, make every effort to come to me at Nicopolis, because I have decided to winter there.
2 Peter 1:10σπουδάσατε
Therefore, brothers, strive to make your calling and election sure. For if you practice these things you will never stumble,

Abbott-Smith

σπουδάζω
(σπουδή), [in LXX chiefly for בָּהַל ;]
to make haste; hence, to be zealous or eager, to give diligence: with inf. (see M, Pr., 205 f.), Gal.2:10, Eph.4:3, 1Th.2:17, 2Ti.2:15 4:9 4:21, Tit.3:12, Heb.4:11, 2Pe.1:10 3:14; with accusative and inf. (on this construction see Mayor in l; MM, xxiii), 2Pe.1:15 (for other constructions see LS, see word).†
(AS)

Sources: Abbott-Smith’s Manual Greek Lexicon of the New Testament (1922, public domain) and glosses from STEPBible TBESG (CC BY 4.0); STEPBible TAGNT (Greek New Testament, CC BY 4.0); the Berean Standard Bible (public domain). Reformatted by Word Study, wording unchanged. All sources and licenses.