Strong's numbers

ἐπίγνωσις (G1922)

epígnōsis

ep-ig'-no-sis

from ἐπιγινώσκω; recognition, i.e. (by implication) full discernment, acknowledgement:--(ac-)knowledge(-ing, - ment).

† ἐπί-γνωσις, -εως, ἡ (< ἐπιγινώσκω, q.v.), [in LXX: III Ki 7:14 (B. γν-), Pr 2:5, Ho 4:1, 6 6:7(6) (דַּעַת), Jth 9:14, II Mac 9:11 * ;]

acquaintance, discernment, recognition (Plut., al.): Phl 1:9, Col 3:10; c. gen. rei, Col 1:9 2:2, Phm 6; τ. ἀληθείας, I Ti 2:4, II Ti 2:25 3:7, Tit 1:1, He 10:26; τ. ἁμαρτίας, Ro 3:20; c. gen. pers., of God: Eph 1:17, Col 1:10, II Pe 1:2, 3; of Christ: Eph 4:13, II Pe 1:8 2:20; of God and Christ: II Pe 1:2; κατ ̓ ἐ., Ro 10:2; ἔχειν ἐν ἐ., Ro 1:28 (v. AR, Eph., 248 ff.; and for a somewhat different view, Thayer, s.v.; Lft. on Col, 1:9; Tr., Syn., lxxv; Cremer, 159 f.; cf. αἴσθησις).†

From G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922), in the public domain.

Shown in the King James Version (KJV), whichever translation you read in — it is the text these numbers are tagged against.

1 Timothy 2:4
Who will have all men to be saved, and to come unto the knowledge of the truth.
2 Timothy 2:25
In meekness instructing those that oppose themselves; if God peradventure will give them repentance to the acknowledging of the truth;
2 Timothy 3:7
Ever learning, and never able to come to the knowledge of the truth.
Titus 1:1
Paul, a servant of God, and an apostle of Jesus Christ, according to the faith of God's elect, and the acknowledging of the truth which is after godliness;
Philemon 1:6
That the communication of thy faith may become effectual by the acknowledging of every good thing which is in you in Christ Jesus.
Hebrews 10:26
For if we sin wilfully after that we have received the knowledge of the truth, there remaineth no more sacrifice for sins,
2 Peter 1:2
Grace and peace be multiplied unto you through the knowledge of God, and of Jesus our Lord,
2 Peter 1:3
According as his divine power hath given unto us all things that pertain unto life and godliness, through the knowledge of him that hath called us to glory and virtue:
2 Peter 1:8
For if these things be in you, and abound, they make you that ye shall neither be barren nor unfruitful in the knowledge of our Lord Jesus Christ.
2 Peter 2:20
For if after they have escaped the pollutions of the world through the knowledge of the Lord and Saviour Jesus Christ, they are again entangled therein, and overcome, the latter end is worse with them than the beginning.