Romans 16:26ἐπιταγὴν
but now revealed and made known through the writings of the prophets by the command of the eternal God, in order to lead all nations to the obedience that comes from faith—
1 Corinthians 7:6ἐπιταγήν
I say this as a concession, not as a command.
2 Corinthians 8:8ἐπιταγὴν
I am not giving a command, but I am testing the sincerity of your love through the earnestness of others.
1 Timothy 1:1ἐπιταγὴν
Paul, an apostle of Christ Jesus by the command of God our Savior and of Christ Jesus our hope,
Titus 1:3ἐπιταγὴν
In His own time He has made His word evident in the proclamation entrusted to me by the command of God our Savior.

Abbott-Smith

ἐπι-ταγή, -ῆς, ἡ
(ἐπιτάσσω), [in LXX: Dan LXX 3:16 (פִּתְגָּם), I Est.1:18, Wis.14:16 18:16 19:6, 3Ma.7:20 * ;]
= cl., ἐπίταγμα,
a command, Rom.16:26, 1Co.7:6 7:25, 2Co.8:8, 1Ti.1:1, Tit.1:3 (for use in Inscr. of divine commands, see MM, Exp., xiv); μετὰ πάσης ἐ, with all authority: Tit.2:15.†
(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.